Related Clues:
- Idiosyncrasies added to this puzzle's longest answers
- Some involuntary movements
- Common contractions
- Muscular contractions
- Quirky jerks
- 'Nervous' reactions
- Rapid blinks, perhaps
- Unconfident utterances
- Indecisive sounds
- Muscle jerks
- Quirks of behavior
- Hesitant syllables in speeches
- Some quirks
- Tourette syndrome symptoms
- Spasmodic contractions