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

Cats Dogs
Unique vocabulary and phrases by level
How difficult is Cats Dogs in English?
Cats Dogs: 62.9% A1–A2 vocabulary; 16.2% B2, C1, and rare vocabulary. Vocabulary size: 1,263.
Unique vocabulary
- For A2 learners: 27.6% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 16.2% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 11.8% of unique vocabulary is above B2 or marked rare. Preview recurring words and use English subtitles.
9.5% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
87.8% A1–A2 vocabulary; 5.0% B2, C1, and rare vocabulary; 3.8% 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
- agent (B2): 22 occurrences in available subtitles.
English meaning: Someone who acts for another person or organization.
Subtitle example:
...we have an elite team of agents...
- buddy (B1): 13 occurrences in available subtitles.
English meaning: An informal word for a friend or companion.
Subtitle example:
[BUDDY BARKS]
- bomb (B2): 9 occurrences in available subtitles.
English meaning: An explosive device.
Subtitle example:
Another dog told him it was a bomb.
- formula (B2): 9 occurrences in available subtitles.
Subtitle example:
You're to replace him and keep the cats away from the formula.
- research (B1): 7 occurrences in available subtitles.
Subtitle example:
Vid-phone, research archive database, cipher charts, Snausages.
Compare with titles in similar genres
- It s a Mad Mad Mad Mad World: 16.2% B2, C1, and rare vocabulary (0.0 percentage points less than Cats Dogs).
- Charlie s Angels Full Throttle: 16.1% B2, C1, and rare vocabulary (0.0 percentage points less than Cats Dogs).
- Teenage Mutant Ninja Turtles III: 16.2% B2, C1, and rare vocabulary (0.0 percentage points more than Cats Dogs).
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: