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

Flatliners
Unique vocabulary and phrases by level
How difficult is Flatliners in English?
Flatliners: 64.1% A1–A2 vocabulary; 17.2% B2, C1, and rare vocabulary. Vocabulary size: 1,247.
Unique vocabulary
- For A2 learners: 26.8% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 17.2% 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.
9.2% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
91.3% A1–A2 vocabulary; 4.0% B2, C1, and rare vocabulary; 2.8% 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
- hell (C1): 19 occurrences in available subtitles.
English meaning: A place of suffering in some religious beliefs; also used informally to express anger or surprise.
Subtitle example:
Hell, I probably wouldn't buy any of it either unless I'd been there.
- flatline (rare): 13 occurrences in available subtitles.
Subtitle example:
Oh, my God! You don't think he'd try to flatline without us, do you?
- heaven (B2): 5 occurrences in available subtitles.
Subtitle example:
He'll have a wet dream and think he went to heaven, okay?
- jingle (rare): 5 occurrences in available subtitles.
Subtitle example:
(Bell jingles)
- joule (rare): 5 occurrences in available subtitles.
Subtitle example:
When my body temperature hits 86 degrees you're gonna hit me with 200 joules.
Compare with titles in similar genres
- Dreamcatcher: 17.0% B2, C1, and rare vocabulary (0.2 percentage points less than Flatliners).
- A Quiet Place Day One: 16.8% B2, C1, and rare vocabulary (0.5 percentage points less than Flatliners).
- Monkey Shines: 16.7% B2, C1, and rare vocabulary (0.5 percentage points less than Flatliners).
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: