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

The Whistleblower
Unique vocabulary and phrases by level
How difficult is The Whistleblower in English?
The Whistleblower: 67.9% A1–A2 vocabulary; 13.0% B2, C1, and rare vocabulary. Vocabulary size: 1,050.
Unique vocabulary
- For A2 learners: 22.8% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 13.0% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 6.9% 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.
9.3% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
92.4% A1–A2 vocabulary; 2.8% B2, C1, and rare vocabulary; 2.6% 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
- war (B1): 12 occurrences in available subtitles.
English meaning: Armed fighting between countries or groups.
Subtitle example:
The 1995 Dayton Peace Accords ended this war...
- iptf (rare): 9 occurrences in available subtitles.
Subtitle example:
The IPTF have a Gender Affairs Office here.
- file (B2): 6 occurrences in available subtitles.
Subtitle example:
All of your files look like this.
- suppose (B1): 5 occurrences in available subtitles.
English meaning: To think something is probably true, or to imagine a possible situation.
Subtitle example:
How am I supposed to know? - Hi, Marie. How's it going?
- trafficker (rare): 5 occurrences in available subtitles.
Subtitle example:
Traffickers? - Yes. Human trafficking.
Compare with titles in similar genres
- All the Money in the World: 13.1% B2, C1, and rare vocabulary (0.1 percentage points more than The Whistleblower).
- My Friend Dahmer: 13.3% B2, C1, and rare vocabulary (0.3 percentage points more than The Whistleblower).
- Sound of Freedom: 13.4% B2, C1, and rare vocabulary (0.4 percentage points more than The Whistleblower).
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: