Function: adjective
1
Synonyms: GIDDY 1, dizzy, featherbrained, flighty, frivolous, harebrained, rattlebrained, scatterbrained, silly, skittish
Related Words: brainless, rattleheaded; ignorant, simple
2
Synonyms: VACUOUS 2, vacant
3
Synonyms: IGNORANT 1, benighted, illiterate, know-nothing, rude, uneducated, uninstructed, unlettered, unschooled, untaught