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

Insidious Chapter 3
Unique vocabulary and phrases by level
How difficult is Insidious Chapter 3 in English?
Insidious Chapter 3: 77.1% A1–A2 vocabulary; 8.0% B2, C1, and rare vocabulary. Vocabulary size: 864.
Unique vocabulary
- For A2 learners: 16.6% of unique vocabulary is above A2 or marked rare. Preview recurring words and use English subtitles.
- For B1 learners: 8.0% 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: 5.7% 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.
6.3% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
94.1% A1–A2 vocabulary; 1.8% B2, C1, and rare vocabulary; 1.8% 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
- breathing (B1): 20 occurrences in available subtitles.
Subtitle example:
(BREATHING SHAKILY)
- raspy (rare): 11 occurrences in available subtitles.
Subtitle example:
(RASPY BREATHING)
- anymore (B1): 9 occurrences in available subtitles.
English meaning: Any longer; used mainly in negative sentences and questions.
Subtitle example:
unfortunately, I don't do those anymore.
- creaking (rare): 6 occurrences in available subtitles.
Subtitle example:
(DOOR CREAKING)
- heavily (B1): 5 occurrences in available subtitles.
Subtitle example:
(SIGHS HEAVILY)
Compare with titles in similar genres
- It Follows: 7.9% B2, C1, and rare vocabulary (0.1 percentage points less than Insidious Chapter 3).
- Insidious Chapter 2: 8.1% B2, C1, and rare vocabulary (0.2 percentage points more than Insidious Chapter 3).
- Shutter: 7.6% B2, C1, and rare vocabulary (0.4 percentage points less than Insidious Chapter 3).
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: