Synonyms of knee-jerk
- 2 Syllables
- reflex, re-bound, reaction, will-less, re-flex, reactions
- 3 Syllables
- spontaneous, instinctual, expected, visceral, double-take, reagency, reflexes, unwilled
- 4 Syllables
- intuitional, predictable, instinctive, reflexive
- 5 Syllables
- second-nature, uncalculated, involuntary, autogenetic