Synonyms:
- awkward,
- benighted,
- blank,
- blankminded,
- brainless,
- callow,
- calm,
- dizzy,
- dumb,
- empty,
- empty-minded,
- empty-pated,
- empty-skulled,
- fatuous,
- featherbrained,
- featherheaded,
- flighty,
- fluttery,
- frivolous,
- gaga,
- gauche,
- giddy,
- giddy-brained,
- giddy-headed,
- giddy-pated,
- giddy-witted,
- green,
- groping,
- harebrain,
- harebrained,
- hollow,
- ignorant,
- illiterate,
- inane,
- incogitant,
- inexperienced,
- innocent,
- jejune,
- know-nothing,
- naive,
- nescient,
- nirvanic,
- oblivious,
- passive,
- quietistic,
- rattlebrained,
- rattleheaded,
- rattlepated,
- raw,
- relaxed,
- rude,
- scatterbrained,
- scramblebrained,
- shatterbrained,
- silly,
- simple,
- skittish,
- strange to,
- tentative,
- thoughtfree,
- thoughtless,
- tranquil,
- unacquainted,
- unapprized,
- uncomprehending,
- unconversant,
- uneducated,
- unenlightened,
- unfamiliar,
- unideaed,
- unilluminated,
- uninformed,
- uninitiated,
- uninstructed,
- unintellectual,
- unintelligent,
- unknowing,
- unlettered,
- unoccupied,
- unposted,
- unreasoning,
- unripe,
- unschooled,
- unsure,
- untaught,
- unthinking,
- unversed,
- vacant,
- vacuous,
- vapid,
- witless