呆 ⇒
呆 dāi, foolish/stupid/expressionless/blank/to stay
呆子 dāizi, fool/sucker
书呆子 shūdāizi, [書呆子], bookworm/pedant/bookish fool
痴呆 chīdāi, [痴獃]/[癡呆], imbecility/dementia, imbecility/dementia
呆板 dāibǎn, stiff/inflexible/also pr. [ái bǎn]
老年痴呆症 lǎoniánchīdāizhèng, [老年痴獃症], senile dementia/Alzheimer's disease
发呆 fādāi, [發呆], to stare blankly/to be stunned/to be lost in thought
目瞪口呆 mùdèngkǒudāi, dumbstruck (idiom); stupefied/stunned
呆滞 dāizhì, [呆滯], dull/lifeless/sluggish
呆笨 dāibèn, dimwitted
呆傻 木呆呆 呆账 dāizhàng, [呆賬], bad debt
呆帐 dāizhàng, [呆帳], bad debt