0
dyed-in-the-wool(adjective, prejudiced)
0
emotional
0
forced(unwilling, obligatory, compulsory)
0
grudging(unwilling, obligatory, compulsory)
0
gut(emotional, primitive, instinctive, intuitive, instinctual)
0
heartfelt
0
immediate response(noun, expression, reflex)
0
impetuous
0
inner
0
instantaneous
0
interior
0
internal
0
intimate
0
machine-like(adjective, reflex)
0
mechanic
0
mechanistic(adjective, reflex)
0
mindless(adjective, unconscious, unthinking, involuntary)
0
obligatory(unwilling, compulsory)
0
offhand
0
perfunctory(unconscious, involuntary)
13 years ago|3.6k views|share |citing 
APASmart Define. (2013). knee-jerk thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/knee-jerk/thesaurus/synonyms
ChicagoSmart Define. 2013. "knee-jerk thesaurus" https://smartdefine.org/knee-jerk/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, knee-jerk thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/knee-jerk/thesaurus/synonyms>.
MLASmart Define. "knee-jerk thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/knee-jerk/thesaurus/synonyms>