to stare blankly or be lost in thought

a simple-minded person who is easily deceived or lacks common sense

a person who is exceptionally devoted to reading and study

a medical condition involving the decline of cognitive functioning

(idiom) dumbstruck; stupefied; stunned

stupefied; stunned

lifeless or lacking expression, typically referring to a person's gaze or appearance

lacking flexibility, liveliness, or naturalness; rigid or monotonous in expression, style, or manner

senile dementia or Alzheimer's disease

lit. dumb as a wooden chicken (idiom); fig. dumbstruck

A debt that is unlikely to be recovered or paid.

to gape or gaze vacantly, often due to being stunned, shocked, or confused

lacking intelligence or mental sharpness; foolish or dull-witted

oafish; dull-witted

dimwitted; slow-witted and clumsy

A fixed-size wrench with a U-shaped opening used for turning nuts or bolts.

to have a lifeless look in one's eyes

staring blankly and speechless with shock or surprise; stupefied

wide-eyed and speechless with shock or amazement

senile dementia or Alzheimer's disease

(literary) idiot

to be rendered speechless or motionless due to shock, surprise, or astonishment

a person who is considered stupid or foolish

to stand idly

naturally absent-minded or muddleheaded in a way that is often perceived as endearing or cute (from Japanese 'tennen boke')

exceptionally handsome or impressive; awesome