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

The Mouse That Roared
Unique vocabulary and phrases by level
How difficult is The Mouse That Roared in English?
The Mouse That Roared: 65.1% A1–A2 vocabulary; 16.4% B2, C1, and rare vocabulary. Vocabulary size: 1,188.
Unique vocabulary
- For A2 learners: 27.9% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 16.4% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 10.1% of unique vocabulary is above B2 or marked rare. Preview recurring words and use English subtitles.
7.0% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
88.1% A1–A2 vocabulary; 5.9% B2, C1, and rare vocabulary; 2.0% 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
- bomb (B2): 50 occurrences in available subtitles.
English meaning: An explosive device.
Subtitle example:
They're worse with all these bombs.
- war (B1): 29 occurrences in available subtitles.
English meaning: Armed fighting between countries or groups.
Subtitle example:
There is only one way up: War! We must declare war on the United States.
- tully (rare): 12 occurrences in available subtitles.
Subtitle example:
Tully, of course. He's our hereditary field marshal.
- general (B1): 10 occurrences in available subtitles.
English meaning: A senior military officer; as an adjective, relating to most people or things.
Subtitle example:
There you are, general. What do you think about our exhibits?
- united (B2): 9 occurrences in available subtitles.
Subtitle example:
The prime minister said Britain and Fenwick are united...
Compare with titles in similar genres
- Teenage Mutant Ninja Turtles: 16.4% B2, C1, and rare vocabulary (0.0 percentage points more than The Mouse That Roared).
- Rio: 16.5% B2, C1, and rare vocabulary (0.0 percentage points more than The Mouse That Roared).
- Space Jam A New Legacy: 16.5% B2, C1, and rare vocabulary (0.0 percentage points more than The Mouse That Roared).
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: