thick-headed (adjective) stupid: not intelligent; irresponsible
Detalii: stupid refers to lack of ability while ignorant refers to lack of knowledge
Sinonime: brainless,
dazed,
deficient,
dense,
dim, doltish, dopey,
dull,
dumb,
dummy*,
foolish,
futile,
gullible, half-baked, half-witted,
idiotic, ill-advised, imbecilic,
inane, indiscreet, insensate,
irrelevant,
laughable,
loser*,
ludicrous,
meaningless,
mindless,
moronic,
naive,
nonsensical,
obtuse, out to lunch,
pointless,
puerile,
rash,
senseless, shortsighted,
simple, simpleminded,
slow,
sluggish,
stolid,
stupefied,
thick, thick-headed,
trivial,
unintelligent, unthinking, witless
Antonime: cognizant,
intelligent,
responsible,
smart