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 Butterfly Effect 2
Unique vocabulary and phrases by level
How difficult is The Butterfly Effect 2 in English?
The Butterfly Effect 2: 72.7% A1–A2 vocabulary; 9.3% B2, C1, and rare vocabulary. Vocabulary size: 902.
Unique vocabulary
- For A2 learners: 19.9% of unique vocabulary is above A2 or marked rare. Preview recurring words and use English subtitles.
- For B1 learners: 9.3% of unique vocabulary is above B1 or marked rare. Try a short scene and check your comprehension; the vocabulary offers a relatively accessible starting point.
- For B2 learners: 5.6% 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.
7.4% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
93.9% A1–A2 vocabulary; 1.7% 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
- whatever (B1): 8 occurrences in available subtitles.
English meaning: Anything that is needed or possible; also an informal expression of indifference.
Subtitle example:
Whatever. My parents didn't let me out much.
- strike (B1): 6 occurrences in available subtitles.
Subtitle example:
My jaw is way wider now. It's striking.
- product (B1): 5 occurrences in available subtitles.
Subtitle example:
Well, your new client decides that they need additional product images
- promote (B2): 5 occurrences in available subtitles.
Subtitle example:
Yeah, a dick who'll get promoted
- software (B1): 5 occurrences in available subtitles.
Subtitle example:
What we're talking about is software that will enable your handheld
Compare with titles in similar genres
- Encounter: 12.6% B2, C1, and rare vocabulary (3.2 percentage points more than The Butterfly Effect 2).
- Into the Forest: 12.8% B2, C1, and rare vocabulary (3.4 percentage points more than The Butterfly Effect 2).
- Fahrenheit 451: 13.4% B2, C1, and rare vocabulary (4.0 percentage points more than The Butterfly Effect 2).
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: