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

Buster s Mal Heart
Unique vocabulary and phrases by level
How difficult is Buster s Mal Heart in English?
Buster s Mal Heart: 65.9% A1–A2 vocabulary; 15.0% B2, C1, and rare vocabulary. Vocabulary size: 1,183.
Unique vocabulary
- For A2 learners: 25.1% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 15.0% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 10.2% 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
91.3% A1–A2 vocabulary; 3.7% B2, C1, and rare vocabulary; 2.5% 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
- spirit (B1): 15 occurrences in available subtitles.
Subtitle example:
"To set my spirit"
- system (B1): 11 occurrences in available subtitles.
Subtitle example:
Computer systems engineer, consultant.
- auld (rare): 10 occurrences in available subtitles.
Subtitle example:
"Should auld acquaintance"
- inversion (rare): 9 occurrences in available subtitles.
Subtitle example:
When the great inversion occurs, the spin of the...
- security (B2): 5 occurrences in available subtitles.
Subtitle example:
captured on a rancher's security camera last winter
Compare with titles in similar genres
- OtherLife: 15.1% B2, C1, and rare vocabulary (0.1 percentage points more than Buster s Mal Heart).
- Trespass: 15.1% B2, C1, and rare vocabulary (0.1 percentage points more than Buster s Mal Heart).
- In the Electric Mist: 15.1% B2, C1, and rare vocabulary (0.1 percentage points more than Buster s Mal Heart).
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: