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

Under Siege
Unique vocabulary and phrases by level
How difficult is Under Siege in English?
Under Siege: 60.2% A1–A2 vocabulary; 18.1% B2, C1, and rare vocabulary. Vocabulary size: 1,349.
Unique vocabulary
- For A2 learners: 29.3% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 18.1% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 12.8% of unique vocabulary is above B2 or marked rare. Preview recurring words and use English subtitles.
10.5% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
88.5% A1–A2 vocabulary; 5.3% B2, C1, and rare vocabulary; 3.0% 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
- hell (C1): 17 occurrences in available subtitles.
English meaning: A place of suffering in some religious beliefs; also used informally to express anger or surprise.
Subtitle example:
Another cold day in hell.
- crew (B2): 16 occurrences in available subtitles.
Subtitle example:
. . .you may deploy the welding crews and chop up Broadway.
- seal (B2): 16 occurrences in available subtitles.
Subtitle example:
Seal it!
- admiral (B1): 13 occurrences in available subtitles.
Subtitle example:
Admiral. . .
- commander (C1): 12 occurrences in available subtitles.
English meaning: A person who is in charge, especially in a military organization.
Subtitle example:
For once sec, Commander Krill and I are in total agreement sir.
Compare with titles in similar genres
- The Siege: 18.1% B2, C1, and rare vocabulary (0.0 percentage points more than Under Siege).
- In the Grey: 18.1% B2, C1, and rare vocabulary (0.0 percentage points more than Under Siege).
- Lockout: 18.1% B2, C1, and rare vocabulary (0.0 percentage points more than Under Siege).
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: