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

Unstoppable
Unique vocabulary and phrases by level
How difficult is Unstoppable in English?
Unstoppable: 63.1% A1–A2 vocabulary; 14.6% B2, C1, and rare vocabulary. Vocabulary size: 1,096.
Unique vocabulary
- For A2 learners: 25.6% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 14.6% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 9.3% 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.
11.4% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
90.5% A1–A2 vocabulary; 3.7% 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
- triple (B1): 25 occurrences in available subtitles.
Subtitle example:
Get me Triple 7's cargo information.
- siding (rare): 20 occurrences in available subtitles.
Subtitle example:
I do not care where they are on the mainline, we need to get them to the nearsest siding.
- hell (C1): 14 occurrences in available subtitles.
English meaning: A place of suffering in some religious beliefs; also used informally to express anger or surprise.
Subtitle example:
Hell, you know how he got hired.
- slow down (B1): 13 occurrences in available subtitles.
Subtitle example:
in an attempt to slow it down.
- derail (rare): 12 occurrences in available subtitles.
Subtitle example:
So, what are suggesting that we do, derail it?
Compare with titles in similar genres
- The Sentinel: 14.6% B2, C1, and rare vocabulary (0.0 percentage points more than Unstoppable).
- For Your Eyes Only: 14.5% B2, C1, and rare vocabulary (0.0 percentage points less than Unstoppable).
- Street Kings: 14.5% B2, C1, and rare vocabulary (0.0 percentage points less than Unstoppable).
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: