Word Type

Noun

The word "retardation" can be used as a noun.

Word Relationships

Derived Terms

alpha-thalassemia mental retardation syndrome autoretardation growth retardation mental retardation retardational

Derived From

retard

Context

derogatory music offensive physics

Broader Terms (Hypernyms)

agent alteration change delay hold holdup modification postponement stupidity time lag wait

Type Of (IsA)

delay stupidity

Related Terms

retard retardance retardant retardate retardative retarded retarder retardive

Related Terms

deceleration delay extent hindrance magnitude mental obstacle obstruction physical retard slowness social stupidity suspension velocity

Synonym Network

deceleration retardant slowdown

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.