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

Whistle
Unique vocabulary and phrases by level
How difficult is Whistle in English?
Whistle: 71.1% A1–A2 vocabulary; 12.3% B2, C1, and rare vocabulary. Vocabulary size: 953.
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: 12.3% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 8.0% 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.
9.1% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
87.6% A1–A2 vocabulary; 7.5% B2, C1, and rare vocabulary; 3.3% 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
- gracie (rare): 9 occurrences in available subtitles.
Subtitle example:
Gracie!
- steel (B2): 7 occurrences in available subtitles.
Subtitle example:
Alright, let's go. Steel Wolves howl!
- chry (rare): 6 occurrences in available subtitles.
Subtitle example:
Chrys...
- final (B1): 6 occurrences in available subtitles.
Subtitle example:
♪ In the final cut ♪
- whistle (B2): 6 occurrences in available subtitles.
Subtitle example:
Some kind of whistle or a kazoo.
Compare with titles in similar genres
- Drag Me to Hell: 12.3% B2, C1, and rare vocabulary (0.0 percentage points more than Whistle).
- Terror Train: 12.2% B2, C1, and rare vocabulary (0.0 percentage points less than Whistle).
- Annabelle: 12.2% B2, C1, and rare vocabulary (0.0 percentage points less than Whistle).
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: