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

Shut In
Unique vocabulary and phrases by level
How difficult is Shut In in English?
Shut In: 76.5% A1–A2 vocabulary; 11.0% B2, C1, and rare vocabulary. Vocabulary size: 779.
Unique vocabulary
- For A2 learners: 19.4% of unique vocabulary is above A2 or marked rare. Preview recurring words and use English subtitles.
- For B1 learners: 11.0% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 7.7% of unique vocabulary is above B2 or marked rare. Try a short scene and check your comprehension; the vocabulary offers a relatively accessible starting point.
4.0% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
92.4% A1–A2 vocabulary; 4.0% B2, C1, and rare vocabulary; 0.9% 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
- breathing (B1): 20 occurrences in available subtitles.
Subtitle example:
(TOM BREATHING HEAVILY)
- heavily (B1): 17 occurrences in available subtitles.
Subtitle example:
(TOM BREATHING HEAVILY)
- mockingbird (rare): 8 occurrences in available subtitles.
Subtitle example:
(SINGING) Mama's gonna buy you a mockingbird
- muffled (rare): 8 occurrences in available subtitles.
Subtitle example:
(MUFFLED) Hey.
- rustling (rare): 5 occurrences in available subtitles.
Subtitle example:
(DISTANT RUSTLING)
Compare with titles in similar genres
- Don t Look Now: 11.0% B2, C1, and rare vocabulary (0.0 percentage points less than Shut In).
- The Caller: 11.1% B2, C1, and rare vocabulary (0.0 percentage points more than Shut In).
- The Spiral Staircase: 11.0% B2, C1, and rare vocabulary (0.0 percentage points less than Shut In).
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: