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

I Know What You Did Last Summer
Unique vocabulary and phrases by level
How difficult is I Know What You Did Last Summer in English?
I Know What You Did Last Summer: 69.2% A1–A2 vocabulary; 14.1% B2, C1, and rare vocabulary. Vocabulary size: 1,193.
Unique vocabulary
- For A2 learners: 23.1% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 14.1% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 9.7% 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.
7.8% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
90.7% A1–A2 vocabulary; 4.1% B2, C1, and rare vocabulary; 3.2% 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
- hush (rare): 32 occurrences in available subtitles.
Subtitle example:
♪ (KULA SHAKER'S "HUSH" PLAYING ON CAR RADIO) ♪
- ray (B2): 31 occurrences in available subtitles.
Subtitle example:
Hey, Ray, just taking care of your girl like I promised.
- elsa (rare): 20 occurrences in available subtitles.
Subtitle example:
Elsa! Elsa!
- playing (B1): 10 occurrences in available subtitles.
English meaning: Taking part in a game, performing music, or acting a role, depending on context.
Subtitle example:
♪ (TYPE O NEGATIVE'S "SUMMER BREEZE" PLAYING) ♪
- fisherman (rare): 9 occurrences in available subtitles.
Subtitle example:
How many fucked-up fishermen are out there?
Compare with titles in similar genres
- The Quiet Ones: 14.1% B2, C1, and rare vocabulary (0.0 percentage points more than I Know What You Did Last Summer).
- The Possession of Hannah Grace: 14.0% B2, C1, and rare vocabulary (0.1 percentage points less than I Know What You Did Last Summer).
- Resolution: 14.0% B2, C1, and rare vocabulary (0.1 percentage points less than I Know What You Did Last Summer).
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: