Synonyms for Ignorant:

adj.

all (adjective)
unlearned, unlettered, nescient, illiterate.
blind (adjective)
unmindful, unconscious.
dull (adjective)
witless, shallow.
foolish (adjective)
absurd, imbecilic, chuckle-headed, meat-headed, brainless, blockheaded, crackpot, goofy, nitwit, moronic, inane, knuckle-headed, dotty, idiotic, half-witted, blithering, dim-witted, doltish, foolish, crazy, asinine, lame-brained, cretinous, loony, bone-headed, nonsensical, dumb, dopey.
green (adjective)
ingenuous, green.
ignorant (adjective)
mindless, illiterate, unintelligent, brainless, empty-headed, uninformed, simple, foolish, unlearned, uneducated.
unaware (adjective)
incognizant, inattentive, unknowing, insensible, oblivious, preoccupied, unconscious, unobservant.
unaware, unknowing (adjective)
dense, naive, innocent, unenlightened, cretinous, moronic, unschooled, uneducated, thick, shallow, unknowledgeable, unlettered, unconscious, untaught, mindless, uninitiated, insensible, uninformed, uncultivated, nescient, green, inexperienced, unwitting, benighted, unlearned, unsuspecting, unmindful, witless, oblivious, illiterate, obtuse, imbecilic.
unenlightened (adjective)
benighted.
unfamiliar with (adjective)
unacquainted.
untaught (adjective)
untaught.

n.

hazy, ill-informed, lost. shallow. unschooled, untaught, uninstructed, knowledge. backward, primitive, benighted. unacquainted, unfamiliar, unaware. ignorant (noun)
naif, innocent, unlearned, inexperienced, unlettered, unenlightened, nescient, naive, uninformed, unknowing, illiterate, unwitting, unknowledgeable, unversed, uneducated, unconscious.

Other synonyms:

unacquainted, unfamiliar, lost, hazy. dull. backward. flimsy
superficial.
inexperienced
inexperienced.
puerile
callow.
slow-witted
dense.
stupid
thick.
uncivilized
primitive.
uneducated
unschooled.
uninformed
unaware, out of it, uninitiated.

Usage examples for ignorant

  1. You are an innocent girl, ignorant of many things in life. – A Forest Hearth: A Romance of Indiana in the Thirties by Charles Major
  2. In the human body it is only the eye that sees the light, the rest of the body is ignorant of the light. – Five Stages of Greek Religion by Gilbert Murray
  3. It would make an ignorant man a well- informed one in less than ten years. – Self Help by Samuel Smiles