diff --git a/src/Controller/Booking/CreateController.php b/src/Controller/Booking/CreateController.php
index 351c150..7b00138 100644
--- a/src/Controller/Booking/CreateController.php
+++ b/src/Controller/Booking/CreateController.php
@@ -143,7 +143,7 @@ final class CreateController extends AbstractController
     private function flashSeriesResult(SeriesResult $result, Resource $resource): void
     {
         if ($result->isCompletelyBlocked()) {
-            $this->addFlash('warning', \sprintf('%s ist an keinem Tag der Serie frei.', $resource->getLabel()));
+            $this->addFlash('warning', \sprintf('%s ist an keinem der Tage frei.', $resource->getLabel()));
 
             return;
         }
diff --git a/src/Controller/Series/EndController.php b/src/Controller/Series/EndController.php
index b1a3608..21e131a 100644
--- a/src/Controller/Series/EndController.php
+++ b/src/Controller/Series/EndController.php
@@ -59,8 +59,8 @@ final class EndController extends AbstractController
         $removed = $this->manager->endSeries($series, new \DateTimeImmutable('today'));
 
         $this->addFlash('success', $onBehalf
-            ? \sprintf('Serie von %s beendet, %d Termine entfernt.', $series->getUser()->getName(), $removed)
-            : \sprintf('Serie beendet, %d Termine entfernt.', $removed));
+            ? \sprintf('Wiederholung von %s beendet, %d Termine entfernt.', $series->getUser()->getName(), $removed)
+            : \sprintf('Wiederholung beendet, %d Termine entfernt.', $removed));
 
         // A series is only ever ended from a list, so this always navigates.
         return $this->htmxRedirect($request, $this->generateUrl($this->returnRoute($request) ?? 'app_booking'));
diff --git a/src/Form/BookingRequest.php b/src/Form/BookingRequest.php
index 5f559f4..93d5d35 100644
--- a/src/Form/BookingRequest.php
+++ b/src/Form/BookingRequest.php
@@ -99,19 +99,19 @@ final class BookingRequest
         }
 
         if (null === $this->until) {
-            $context->buildViolation('Bitte ein Enddatum für die Serie angeben.')->atPath('until')->addViolation();
+            $context->buildViolation('Bitte angeben, bis wann wiederholt wird.')->atPath('until')->addViolation();
 
             return;
         }
 
         if (null !== $this->date && $this->until < $this->date) {
-            $context->buildViolation('Das Serienende muss nach dem Beginn liegen.')->atPath('until')->addViolation();
+            $context->buildViolation('Das Ende muss nach dem Beginn liegen.')->atPath('until')->addViolation();
 
             return;
         }
 
         if (!$this->unlimitedHorizon && $this->until > BookingHorizon::latest()) {
-            $context->buildViolation(\sprintf('Eine Serie darf höchstens %d Monate in die Zukunft laufen.', BookingHorizon::MONTHS))
+            $context->buildViolation(\sprintf('Eine Wiederholung darf höchstens %d Monate in die Zukunft laufen.', BookingHorizon::MONTHS))
                 ->atPath('until')
                 ->addViolation();
         }
diff --git a/src/Form/BookingType.php b/src/Form/BookingType.php
index ebe8027..ac98287 100644
--- a/src/Form/BookingType.php
+++ b/src/Form/BookingType.php
@@ -57,7 +57,7 @@ final class BookingType extends AbstractType
                 'choice_label' => static fn (RecurrenceRule $rule): string => $rule->label(),
             ])
             ->add('until', DateType::class, [
-                'label' => 'Serie bis',
+                'label' => 'Wiederholen bis',
                 'widget' => 'single_text',
                 'input' => 'datetime_immutable',
                 'required' => false,
diff --git a/templates/admin/_modal_spot.html.twig b/templates/admin/_modal_spot.html.twig
index 305ca71..6e7c0cd 100644
--- a/templates/admin/_modal_spot.html.twig
+++ b/templates/admin/_modal_spot.html.twig
@@ -27,7 +27,7 @@
                         <div class="text-sm text-gray-500">
                             {{ booking.timeRange }}
                             {% if booking.partOfSeries %}
-                                <span class="badge bg-gray-100 text-gray-600 ml-1">Serie</span>
+                                <span class="badge bg-gray-100 text-gray-600 ml-1">wiederkehrend</span>
                             {% endif %}
                         </div>
                     </div>
diff --git a/templates/admin/bookings.html.twig b/templates/admin/bookings.html.twig
index 27c2da2..65c0fe3 100644
--- a/templates/admin/bookings.html.twig
+++ b/templates/admin/bookings.html.twig
@@ -31,7 +31,7 @@
     {{ form_end(form) }}
 
     {% if series is not empty %}
-        <h2 class="pt-8">Serien</h2>
+        <h2 class="pt-8">Wiederkehrende Buchungen</h2>
         <ul class="divide-y divide-gray-200 border-y border-gray-200">
             {% for entry in series %}
                 <li class="flex items-center justify-between gap-4 py-3">
@@ -49,7 +49,7 @@
                             hx-get="{{ path('app_series_end', { id: entry.id, return: 'admin' }) }}"
                             hx-target="body"
                             hx-swap="beforeend">
-                        Serie beenden
+                        Wiederholung beenden
                     </button>
                 </li>
             {% endfor %}
@@ -80,7 +80,7 @@
                             {{ booking.resource.type.label }} · {{ booking.resource.label }}
                             {%- if booking.resource.group %} · {{ booking.resource.group.label }}{% endif %}
                             {% if booking.partOfSeries %}
-                                <span class="badge bg-gray-100 text-gray-600 ml-1">Serie</span>
+                                <span class="badge bg-gray-100 text-gray-600 ml-1">wiederkehrend</span>
                             {% endif %}
                             {% if booking.overridden %}
                                 <span class="badge bg-amber-100 text-amber-800 ml-1">abweichend</span>
diff --git a/templates/booking/_modal_end_series.html.twig b/templates/booking/_modal_end_series.html.twig
index 8f5898f..2cb42a2 100644
--- a/templates/booking/_modal_end_series.html.twig
+++ b/templates/booking/_modal_end_series.html.twig
@@ -1,12 +1,12 @@
 {% extends 'htmx_confirmation_modal.html.twig' %}
 
-{% block title %}Serie beenden?{% endblock %}
+{% block title %}Wiederholung beenden?{% endblock %}
 
 {% block content %}
     <p>
         {{ series.resource.label }} · {{ series.describe }}
         {% if series.user.id != app.user.id %}
-            — Serie von <em>{{ series.user.name }}</em>
+            — Wiederkehrende Buchung von <em>{{ series.user.name }}</em>
         {% endif %}
     </p>
     <p class="pt-3 text-sm text-gray-500">
@@ -14,4 +14,4 @@
     </p>
 {% endblock %}
 
-{% block button_confirm %}Serie beenden{% endblock %}
+{% block button_confirm %}Wiederholung beenden{% endblock %}
diff --git a/templates/booking/index.html.twig b/templates/booking/index.html.twig
index b30bdf8..be8fb7d 100644
--- a/templates/booking/index.html.twig
+++ b/templates/booking/index.html.twig
@@ -9,7 +9,7 @@
     <p class="subline">Alles, was ab heute für dich reserviert ist.</p>
 
     {% if series is not empty %}
-        <h2 class="pt-8">Serien</h2>
+        <h2 class="pt-8">Wiederkehrende Buchungen</h2>
         <ul class="divide-y divide-gray-200 border-y border-gray-200">
             {% for entry in series %}
                 <li class="flex items-center justify-between gap-4 py-3">
@@ -28,7 +28,7 @@
                             hx-get="{{ path('app_series_end', { id: entry.id, return: 'bookings' }) }}"
                             hx-target="body"
                             hx-swap="beforeend">
-                        Serie beenden
+                        Wiederholung beenden
                     </button>
                 </li>
             {% endfor %}
@@ -54,7 +54,7 @@
                             {{ booking.resource.type.label }} · {{ booking.resource.label }}
                             {%- if booking.resource.group %} · {{ booking.resource.group.label }}{% endif %}
                             {% if booking.partOfSeries %}
-                                <span class="badge bg-gray-100 text-gray-600 ml-1">Serie</span>
+                                <span class="badge bg-gray-100 text-gray-600 ml-1">wiederkehrend</span>
                             {% endif %}
                             {% if booking.overridden %}
                                 <span class="badge bg-amber-100 text-amber-800 ml-1">abweichend</span>
diff --git a/templates/dashboard/index.html.twig b/templates/dashboard/index.html.twig
index 95f835b..e7ff2df 100644
--- a/templates/dashboard/index.html.twig
+++ b/templates/dashboard/index.html.twig
@@ -45,7 +45,7 @@
                 {{ ux_icon('lucide:calendar-days', { class: 'h-6 w-6 shrink-0 text-primary' }) }}
                 <span class="text-lg font-bold">Meine Buchungen</span>
             </div>
-            <p class="text-sm text-gray-500 pb-4">Alle Termine und Serien verwalten.</p>
+            <p class="text-sm text-gray-500 pb-4">Alle Buchungen verwalten.</p>
         </a>
 
         {#
diff --git a/tests/Controller/BookingControllerTest.php b/tests/Controller/BookingControllerTest.php
index 289cb1e..141c576 100644
--- a/tests/Controller/BookingControllerTest.php
+++ b/tests/Controller/BookingControllerTest.php
@@ -372,7 +372,7 @@ class BookingControllerTest extends WebTestCase
         ]);
 
         self::assertSame(Response::HTTP_UNPROCESSABLE_ENTITY, $response->getStatusCode());
-        self::assertStringContainsString('Bitte ein Enddatum für die Serie angeben.', (string) $response->getContent());
+        self::assertStringContainsString('Bitte angeben, bis wann wiederholt wird.', (string) $response->getContent());
     }
 
     public function testASeriesRunningTooFarOutIsRejected(): void