Reverse Dictionary: RETARD

ADJECTIVES
1665 — TARDATIVE tending to slacken speed, retarding, delaying → obs.
1825 — TAIGLESOME time-consuming, retarding, delaying → Sc.

NOUNS
1500 — TARDATION the act of delaying, delay, postponement; slackening of speed, retardation, hindering → obs.
1647 — TARDIDATION the act of delaying, delay, postponement; a hindering, retarding → obs.
1841 — SKID a retarding influence or agency

NOUNS – PERSON
1983 — TARD a retard; a stupid person → US sl., derogatory

VERBS
..900 — GELE to delay, to retard; to tarry, to linger → obs.
1320 — TARRY to delay, to retard, to defer, to put off a thing or action; to protract, to prolong → obs.
1524 — TARDE to retard, to delay → obs.
1594 — BACKWARD to put or keep back; to delay, to retard → obs.
1611 — TARDY to make tardy; to delay, to retard, to keep back → obs.
1635 — TAIGLE — TEAGLE to entangle, to impede, or to hinder in course or action; to keep back, to retard, to detain, to delay → Sc.
1645 — BESLOW to retard → obs.
1649 — BACKEN to put, keep, or throw back; to delay, to retard in progress
1790 — LATTEN to hinder, to retard → Eng. dial.
1898 — BACK to keep down or under; to retard → Eng. dial. (Bk.)