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

Star Wars Episode V - The Empire Strikes Back
Unique vocabulary and phrases by level
How difficult is Star Wars Episode V - The Empire Strikes Back in English?
Star Wars Episode V - The Empire Strikes Back: 60.6% A1–A2 vocabulary; 17.5% B2, C1, and rare vocabulary. Vocabulary size: 1,280.
Unique vocabulary
- For A2 learners: 29.6% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 17.5% of unique vocabulary is above B1 or marked rare. Preview recurring words and use English subtitles.
- For B2 learners: 12.4% of unique vocabulary is above B2 or marked rare. Preview recurring words and use English subtitles.
9.8% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
88.0% A1–A2 vocabulary; 4.6% B2, C1, and rare vocabulary; 2.7% 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
- lord (B1): 29 occurrences in available subtitles.
English meaning: A man with a noble title; also a religious title or an exclamation.
Subtitle example:
The evil lord Darth Vader, obsessed with finding young Skywalker...
- system (B1): 19 occurrences in available subtitles.
Subtitle example:
I’m gonna shut down everything but the emergency power systems.
- ben (B1): 12 occurrences in available subtitles.
Subtitle example:
Ben?
- empire (C1): 11 occurrences in available subtitles.
Subtitle example:
Episode V THE EMPIRE STRIKES BACK
- solo (B1): 11 occurrences in available subtitles.
Subtitle example:
Solo. – No sign of life out there, General.
Compare with titles in similar genres
- Zardoz: 20.1% B2, C1, and rare vocabulary (2.6 percentage points more than Star Wars Episode V - The Empire Strikes Back).
- Zack Snyder s Justice League: 21.9% B2, C1, and rare vocabulary (4.4 percentage points more than Star Wars Episode V - The Empire Strikes Back).
- The Wiz: 17.5% B2, C1, and rare vocabulary (0.0 percentage points less than Star Wars Episode V - The Empire Strikes Back).
A short study session
- Prepare. Review three recurring terms below. Write your own sentence for each and check its meaning against the subtitle example. lord, system, ben.
- Listen and check. Choose a two-minute conversation. Listen without subtitles and note who wants what. Replay with English subtitles, then without them. Compare the actual pronunciation, word linking, and pace with what you expected; vocabulary percentages do not measure accents or listening speed.
- Use the language. Write or say four sentences answering this prompt. Include two terms you reviewed. Revisit them tomorrow and one week later. Writing prompt: Explain a warning and whether a character follows it.
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: