Explore Movie Vocabulary
Learn English with movies. Discover how much of a movie’s vocabulary you already know and review unfamiliar words before watching.

What Happened to Monday
Unique vocabulary and phrases by level
How difficult is What Happened to Monday in English?
What Happened to Monday: 62.9% A1–A2 vocabulary; 17.6% B2, C1, and rare vocabulary. Vocabulary size: 1,134.
Unique vocabulary
- For A2 learners: 28.1% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 17.6% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 11.4% of unique vocabulary is above B2 or marked rare. Preview recurring words and use English subtitles.
9.0% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
85.0% A1–A2 vocabulary; 7.3% B2, C1, and rare vocabulary; 3.4% Unclassified.
This counts repeated eligible words. Phrases are excluded from this calculation to avoid counting their component words twice.
Recurring words and phrases to preview
- playing (B1): 25 occurrences in available subtitles.
English meaning: Taking part in a game, performing music, or acting a role, depending on context.
Subtitle example:
[PIANO PLAYING FAINTLY]
- beeps (rare): 16 occurrences in available subtitles.
Subtitle example:
[BEEPS]
- weapon (B2): 15 occurrences in available subtitles.
Subtitle example:
[WEAPON BEEPING, WHIRRING]
- sibling (B1): 14 occurrences in available subtitles.
Subtitle example:
And, from this day forth, illegally conceived siblings
- whirring (rare): 14 occurrences in available subtitles.
Subtitle example:
[BRACELET BEEPING, WHIRRING] - Pay attention, girls.
Compare with titles in similar genres
- The Spirit: 16.4% B2, C1, and rare vocabulary (1.3 percentage points less than What Happened to Monday).
- Batman Returns: 19.5% B2, C1, and rare vocabulary (1.9 percentage points more than What Happened to Monday).
- The Crow City of Angels: 15.3% B2, C1, and rare vocabulary (2.3 percentage points less than What Happened to Monday).
These percentages describe vocabulary, not the proportion of dialogue you will understand. CEFR labels are estimates, not official film ratings. Accent, speed, songs, context, and your own vocabulary also affect comprehension. Repeated occurrences may include repeated dialogue or lyrics.
How we estimate vocabulary difficulty · Evidence generated: