diff --git a/stats/src/components/overview/TrackingSnapshot.test.tsx b/stats/src/components/overview/TrackingSnapshot.test.tsx
index 86be6b7..ffaff6b 100644
--- a/stats/src/components/overview/TrackingSnapshot.test.tsx
+++ b/stats/src/components/overview/TrackingSnapshot.test.tsx
@@ -18,8 +18,8 @@ const summary: OverviewSummary = {
   activeDays: 12,
   totalSessions: 15,
   lookupRate: {
-    shortValue: '2.3 / 100 tokens',
-    longValue: '2.3 lookups per 100 tokens',
+    shortValue: '2.3 / 100 words',
+    longValue: '2.3 lookups per 100 words',
   },
   todayTokens: 0,
   newWordsToday: 0,
@@ -33,8 +33,8 @@ test('TrackingSnapshot renders Yomitan lookup rate copy on the homepage card', (
   );
 
   assert.match(markup, /Lookup Rate/);
-  assert.match(markup, /2\.3 \/ 100 tokens/);
-  assert.match(markup, /Lifetime Yomitan lookups normalized by total tokens seen/);
+  assert.match(markup, /2\.3 \/ 100 words/);
+  assert.match(markup, /Lifetime Yomitan lookups normalized by total words seen/);
 });
 
 test('TrackingSnapshot labels new words as unique headwords', () => {
diff --git a/stats/src/components/trends/TrendsTab.tsx b/stats/src/components/trends/TrendsTab.tsx
index f12dc19..0010bd5 100644
--- a/stats/src/components/trends/TrendsTab.tsx
+++ b/stats/src/components/trends/TrendsTab.tsx
@@ -183,7 +183,7 @@ export function TrendsTab() {
           color={cardsMinedColor}
           type="bar"
         />
-        <TrendChart title="Tokens Seen" data={data.activity.words} color="#8bd5ca" type="bar" />
+        <TrendChart title="Words Seen" data={data.activity.words} color="#8bd5ca" type="bar" />
         <TrendChart title="Sessions" data={data.activity.sessions} color="#b7bdf8" type="bar" />
 
         <SectionHeader>Period Trends</SectionHeader>
@@ -194,7 +194,7 @@ export function TrendsTab() {
           type="line"
         />
         <TrendChart title="Sessions" data={data.progress.sessions} color="#b7bdf8" type="line" />
-        <TrendChart title="Tokens Seen" data={data.progress.words} color="#8bd5ca" type="line" />
+        <TrendChart title="Words Seen" data={data.progress.words} color="#8bd5ca" type="line" />
         <TrendChart
           title="New Words Seen"
           data={data.progress.newWords}
@@ -215,7 +215,7 @@ export function TrendsTab() {
         />
         <TrendChart title="Lookups" data={data.progress.lookups} color="#f5bde6" type="line" />
         <TrendChart
-          title="Lookups / 100 Tokens"
+          title="Lookups / 100 Words"
           data={data.ratios.lookupsPerHundred}
           color="#f5a97f"
           type="line"
@@ -246,7 +246,7 @@ export function TrendsTab() {
           data={filteredCardsPerAnime}
           colorPalette={cardsMinedStackedColors}
         />
-        <StackedTrendChart title="Tokens Seen per Anime" data={filteredWordsPerAnime} />
+        <StackedTrendChart title="Words Seen per Anime" data={filteredWordsPerAnime} />
         <StackedTrendChart title="Lookups per Anime" data={filteredLookupsPerAnime} />
         <StackedTrendChart
           title="Lookups/100w per Anime"
@@ -261,7 +261,7 @@ export function TrendsTab() {
           data={filteredCardsProgress}
           colorPalette={cardsMinedStackedColors}
         />
-        <StackedTrendChart title="Tokens Seen Progress" data={filteredWordsProgress} />
+        <StackedTrendChart title="Words Seen Progress" data={filteredWordsProgress} />
 
         <SectionHeader>Patterns</SectionHeader>
         <TrendChart
diff --git a/stats/src/lib/dashboard-data.test.ts b/stats/src/lib/dashboard-data.test.ts
index 2b7ecd8..46b43a6 100644
--- a/stats/src/lib/dashboard-data.test.ts
+++ b/stats/src/lib/dashboard-data.test.ts
@@ -85,8 +85,8 @@ test('buildOverviewSummary aggregates tracked totals and recent windows', () =>
   assert.equal(summary.activeDays, 2);
   assert.equal(summary.totalSessions, 15);
   assert.deepEqual(summary.lookupRate, {
-    shortValue: '2.3 / 100 tokens',
-    longValue: '2.3 lookups per 100 tokens',
+    shortValue: '2.3 / 100 words',
+    longValue: '2.3 lookups per 100 words',
   });
 });
 
diff --git a/stats/src/lib/media-session-list.test.tsx b/stats/src/lib/media-session-list.test.tsx
index 9d95326..043bd67 100644
--- a/stats/src/lib/media-session-list.test.tsx
+++ b/stats/src/lib/media-session-list.test.tsx
@@ -35,6 +35,6 @@ test('MediaSessionList renders expandable session rows with delete affordance',
   assert.match(markup, /Session History/);
   assert.match(markup, /aria-expanded="true"/);
   assert.match(markup, /Delete session Episode 7/);
-  assert.match(markup, /tokens/);
-  assert.match(markup, /No token data for this session/);
+  assert.match(markup, /words/);
+  assert.match(markup, /No word data for this session/);
 });
diff --git a/stats/src/lib/session-detail.test.tsx b/stats/src/lib/session-detail.test.tsx
index 5afaa2a..e5d63aa 100644
--- a/stats/src/lib/session-detail.test.tsx
+++ b/stats/src/lib/session-detail.test.tsx
@@ -30,7 +30,7 @@ test('SessionDetail omits the misleading new words metric', () => {
     />,
   );
 
-  assert.match(markup, /No token data/);
+  assert.match(markup, /No word data/);
   assert.doesNotMatch(markup, /New words/);
 });
 
diff --git a/stats/src/lib/yomitan-lookup.test.tsx b/stats/src/lib/yomitan-lookup.test.tsx
index 0fda45d..4c1e31d 100644
--- a/stats/src/lib/yomitan-lookup.test.tsx
+++ b/stats/src/lib/yomitan-lookup.test.tsx
@@ -8,10 +8,10 @@ import { SessionRow } from '../components/sessions/SessionRow';
 import { EventType, type SessionEvent } from '../types/stats';
 import { buildLookupRateDisplay, getYomitanLookupEvents } from './yomitan-lookup';
 
-test('buildLookupRateDisplay formats lookups per 100 tokens in short and long forms', () => {
+test('buildLookupRateDisplay formats lookups per 100 words in short and long forms', () => {
   assert.deepEqual(buildLookupRateDisplay(23, 1000), {
-    shortValue: '2.3 / 100 tokens',
-    longValue: '2.3 lookups per 100 tokens',
+    shortValue: '2.3 / 100 words',
+    longValue: '2.3 lookups per 100 words',
   });
   assert.equal(buildLookupRateDisplay(0, 0), null);
 });
@@ -49,11 +49,11 @@ test('MediaHeader renders Yomitan lookup count and lookup rate copy', () => {
   );
 
   assert.match(markup, /23/);
-  assert.match(markup, /2\.3 \/ 100 tokens/);
-  assert.match(markup, /2\.3 lookups per 100 tokens/);
+  assert.match(markup, /2\.3 \/ 100 words/);
+  assert.match(markup, /2\.3 lookups per 100 words/);
 });
 
-test('MediaHeader distinguishes token occurrences from known unique words', () => {
+test('MediaHeader distinguishes word occurrences from known unique words', () => {
   const markup = renderToStaticMarkup(
     <MediaHeader
       detail={{
@@ -76,7 +76,7 @@ test('MediaHeader distinguishes token occurrences from known unique words', () =
     />,
   );
 
-  assert.match(markup, /token occurrences/);
+  assert.match(markup, /word occurrences/);
   assert.match(markup, /known unique words \(50%\)/);
   assert.match(markup, /17 \/ 34/);
 });
@@ -105,7 +105,7 @@ test('EpisodeList renders per-episode Yomitan lookup rate', () => {
   );
 
   assert.match(markup, /Lookup Rate/);
-  assert.match(markup, /2\.0 \/ 100 tokens/);
+  assert.match(markup, /2\.0 \/ 100 words/);
   assert.match(markup, /6%/);
   assert.doesNotMatch(markup, /90%/);
 });
@@ -139,11 +139,11 @@ test('AnimeOverviewStats renders aggregate Yomitan lookup metrics', () => {
 
   assert.match(markup, /Lookups/);
   assert.match(markup, /16/);
-  assert.match(markup, /2\.0 \/ 100 tokens/);
-  assert.match(markup, /Yomitan lookups per 100 tokens seen/);
+  assert.match(markup, /2\.0 \/ 100 words/);
+  assert.match(markup, /Yomitan lookups per 100 words seen/);
 });
 
-test('SessionRow prefers token-based word count when available', () => {
+test('SessionRow prefers word-based count when available', () => {
   const markup = renderToStaticMarkup(
     <SessionRow
       session={{