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

Thunderbolt and Lightfoot
Unique vocabulary and phrases by level
How difficult is Thunderbolt and Lightfoot in English?
Thunderbolt and Lightfoot: 71.5% A1–A2 vocabulary; 10.3% B2, C1, and rare vocabulary. Vocabulary size: 967.
Unique vocabulary
- For A2 learners: 19.8% of unique vocabulary is above A2 or marked rare. Preview recurring words and use English subtitles.
- For B1 learners: 10.3% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 6.2% 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.
8.7% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
92.2% A1–A2 vocabulary; 2.7% B2, C1, and rare vocabulary; 2.8% 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): 22 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 kids are just too damn smart this day and time.
- lamb (B1): 13 occurrences in available subtitles.
Subtitle example:
As under the redeemer's gentle reign, the wolf shall dwell with the lamb,
- get in (B2): 10 occurrences in available subtitles.
English meaning: To enter a place or vehicle; in some contexts, to arrive.
Subtitle example:
Quick, get in! Quick!
- schoolhouse (rare): 8 occurrences in available subtitles.
Subtitle example:
We hid it in a one-room schoolhouse in Warsaw, a place Lamb went to as a kid.
- inch (B1): 7 occurrences in available subtitles.
Subtitle example:
backed by six inches of steel.
Compare with titles in similar genres
- Innocent Blood: 9.9% B2, C1, and rare vocabulary (0.4 percentage points less than Thunderbolt and Lightfoot).
- Kindergarten Cop: 10.8% B2, C1, and rare vocabulary (0.5 percentage points more than Thunderbolt and Lightfoot).
- Rush Hour 3: 9.6% B2, C1, and rare vocabulary (0.6 percentage points less than Thunderbolt and Lightfoot).
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: