feebleminded

Từ điển Oxford Learners Wordfinder Dictionary

adjective

retarded in intellectual development
• Syn:
backward, half-witted, slow-witted
• Similar to:
retarded
• Derivationally related forms:
feeblemindedness, slow-wittedness (for: slow-witted), backwardness (for: backward)
• Usage Domain:
archaism, archaicism