retards
re-tards
noun
An extremely offensive and derogatory term for people with intellectual disabilities.
"Such language is considered deeply offensive and unacceptable."
verb
To delay or slow the progress, development, or accomplishment of something.
"Heavy rain retards the growth of certain crops."
Thesaurus
Synonyms: cretin, changeling, half-wit, imbecile, idiot, moron, slow down, slow up, slow, decelerate, check, delay
Antonyms: accelerate, quicken, speed, speed up