uninformed

As a verb misinform

is to give or deliver false, fake, or misleading information.

As an adjective uninformed is

not informed; ignorant.

As adjectives the difference between stupid and uninformed

is that stupid is lacking in intelligence or exhibiting the quality of having been done by someone lacking in intelligence while uninformed is not informed; ignorant.

As an adverb stupid

is (slang|dated) extremely.

As a noun stupid

is a stupid person; a fool.

As adjectives the difference between unknowing and uninformed

is that unknowing is without knowing; ignorant while uninformed is not informed; ignorant.

As adjectives the difference between uninformed and uninformed

is that uninformed is not informed; ignorant while uninformed is not informed; ignorant.

Uninformed is a related term of unlearned.

As adjectives the difference between uninformed and unlearned

is that uninformed is not informed; ignorant while unlearned is of a person, ignorant, uneducated, untaught, untrained.

As a verb unlearned is

(unlearn).

As adjectives the difference between uninformed and fatuous

is that uninformed is not informed; ignorant while fatuous is obnoxiously stupid, vacantly silly, content in one's foolishness.

As adjectives the difference between uninformed and doubtful

is that uninformed is not informed; ignorant while doubtful is subject to, or causing doubt.

As a verb disinformed

is (disinform).

As an adjective uninformed is

not informed; ignorant.

As adjectives the difference between untaught and uninformed

is that untaught is not taught while uninformed is not informed; ignorant.

Uninitiated is a related term of uninformed.

As adjectives the difference between uninitiated and uninformed

is that uninitiated is not having been initiated while uninformed is not informed; ignorant.