possible profanity
2
keep waiting(expression, reduce, restrain, delay, moderate)
2
lay over(verb, expression, phrasal verb, hold, reject)
2
let down flaps(expression, idiom, reduce, restrain, delay)
2
lose ground(expression, idiom, slowness)
2
lose speed(expression, reduce, restrain, delay, moderate)
2
lose steam(expression, reduce, restrain, delay, moderate)
2
mark
2
meddle
2
obscure(verb, adjective, check, block, hinder)
2
obviate(verb, stop, control, reduce, restrain)
2
oppose(verb, block, delay, curb, hinder)
2
preclude(verb, stop, control, reduce, restrain)
2
pull in(verb, expression, hold, keep, delay)
2
qualify(verb, reduce, restrain, delay, moderate)
2
quiet(verb, dull, reduce, restrain, delay)
2
reduce speed(expression, reduce, restrain, delay, moderate)
2
reserve(verb, hold, keep, delay, impede)
2
resist(verb, delay, obstruct, deter, hamper)
2
retardate(verb, check, reduce, restrain, delay)
2
retardation
10 years ago|14k views|share |citing 
APASmart Define. (2016). retard thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/retard/thesaurus/synonyms
ChicagoSmart Define. 2016. "retard thesaurus" https://smartdefine.org/retard/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, retard thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/retard/thesaurus/synonyms>.
MLASmart Define. "retard thesaurus" 7 March 2016. Web. 25 September 2026. <https://smartdefine.org/retard/thesaurus/synonyms>