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

Hearts of Darkness A Filmmaker s Apocalypse
Unique vocabulary and phrases by level
How difficult is Hearts of Darkness A Filmmaker s Apocalypse in English?
Hearts of Darkness A Filmmaker s Apocalypse: 59.8% A1–A2 vocabulary; 17.8% B2, C1, and rare vocabulary. Vocabulary size: 1,703.
Unique vocabulary
- For A2 learners: 29.8% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 17.8% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 11.7% of unique vocabulary is above B2 or marked rare. Preview recurring words and use English subtitles.
10.3% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
91.4% A1–A2 vocabulary; 3.3% B2, C1, and rare vocabulary; 2.3% 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
- war (B1): 23 occurrences in available subtitles.
English meaning: Armed fighting between countries or groups.
Subtitle example:
a Vietnam War story based loosely on Heart of Darkness.
- scene (B1): 16 occurrences in available subtitles.
Subtitle example:
They were the scenes with Harvey Keitel, who plays Willard.
- production (B1): 14 occurrences in available subtitles.
Subtitle example:
fearing the elaborate production would go over budget.
- script (C1): 12 occurrences in available subtitles.
Subtitle example:
into the stupid script about four guys going up to kill a guy...
- ending (B1): 8 occurrences in available subtitles.
Subtitle example:
I never cared for the ending so much. I always thought the ending was weak.
Compare with titles in similar genres
- Finding Vivian Maier: 17.9% B2, C1, and rare vocabulary (0.0 percentage points more than Hearts of Darkness A Filmmaker s Apocalypse).
- The Fog of War: 17.8% B2, C1, and rare vocabulary (0.1 percentage points less than Hearts of Darkness A Filmmaker s Apocalypse).
- The Crash: 17.9% B2, C1, and rare vocabulary (0.1 percentage points more than Hearts of Darkness A Filmmaker s Apocalypse).
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: