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

Friday the 13th
Unique vocabulary and phrases by level
How difficult is Friday the 13th in English?
Friday the 13th: 74.6% A1–A2 vocabulary; 11.7% B2, C1, and rare vocabulary. Vocabulary size: 773.
Unique vocabulary
- For A2 learners: 17.4% of unique vocabulary is above A2 or marked rare. Preview recurring words and use English subtitles.
- For B1 learners: 11.7% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 7.6% 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.
8.0% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
91.2% A1–A2 vocabulary; 2.3% B2, C1, and rare vocabulary; 5.1% 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
- clay (B1): 21 occurrences in available subtitles.
Subtitle example:
Welcome back, Clay.
- crystal (B2): 7 occurrences in available subtitles.
Subtitle example:
...the place was called Camp Crystal Lake.
- fix (B1): 4 occurrences in available subtitles.
Subtitle example:
I just-- No, I can fix this. I just need some tools.
- holy (C1): 4 occurrences in available subtitles.
Subtitle example:
Holy shit.
- cop (B2): 3 occurrences in available subtitles.
English meaning: An informal word for a police officer.
Subtitle example:
He said the cops came. They were looking for that Jason guy.
Compare with titles in similar genres
- Ghost Ship: 11.7% B2, C1, and rare vocabulary (0.0 percentage points less than Friday the 13th).
- The Town That Dreaded Sundown: 11.7% B2, C1, and rare vocabulary (0.0 percentage points less than Friday the 13th).
- Oddity: 11.5% B2, C1, and rare vocabulary (0.2 percentage points less than Friday the 13th).
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: