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

Planet of the Apes
Unique vocabulary and phrases by level
How difficult is Planet of the Apes in English?
Planet of the Apes: 64.0% A1–A2 vocabulary; 18.0% B2, C1, and rare vocabulary. Vocabulary size: 1,095.
Unique vocabulary
- For A2 learners: 28.8% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 18.0% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 12.8% of unique vocabulary is above B2 or marked rare. Preview recurring words and use English subtitles.
7.2% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
89.2% A1–A2 vocabulary; 5.9% B2, C1, and rare vocabulary; 2.0% 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
- chitter (rare): 12 occurrences in available subtitles.
Subtitle example:
Change your flight sequence. - [ Chitters ]
- growling (rare): 10 occurrences in available subtitles.
Subtitle example:
[Growling]
- screech (rare): 8 occurrences in available subtitles.
Subtitle example:
[Screeching]
- beeps (rare): 7 occurrences in available subtitles.
Subtitle example:
[ Beeps ] - Again.
- planet (B1): 7 occurrences in available subtitles.
Subtitle example:
I come from a planet called Earth. - Your apes permit you to fly ?
Compare with titles in similar genres
- Transformers: 17.8% B2, C1, and rare vocabulary (0.2 percentage points less than Planet of the Apes).
- Escape from L.A: 18.2% B2, C1, and rare vocabulary (0.2 percentage points more than Planet of the Apes).
- Spectral: 18.2% B2, C1, and rare vocabulary (0.2 percentage points more than Planet of the Apes).
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: