- silly
- 1. adjective
1)
don't be so silly
Syn:foolish, stupid, unintelligent, idiotic, brainless, mindless, witless, imbecilic, doltish; imprudent, thoughtless, rash, reckless, foolhardy, irresponsible; mad, scatterbrained, featherbrained; frivolous, giddy, inane, immature, childish, puerile, empty-headed; informal crazy, dotty, scatty, loopy, wingy, ditzy, screwy, thick, thickheaded, birdbrained, pea-brained, dopey, dim, dimwitted, halfwitted, dippy, blockheaded, boneheaded, lamebrained; daft, chowderheaded; dated tomfoolAnt:sensible2)that was a silly thing to do
Syn:unwise, imprudent, thoughtless, foolish, stupid, idiotic, senseless, mindless; rash, reckless, foolhardy, irresponsible, injudicious, misguided, irrational; informal crazy; daftAnt:sensible3)he would brood about silly things
Syn:trivial, trifling, frivolous, footling, petty, small, insignificant, unimportant; informal piffling, piddling, small-boreAnt:important4)he drank himself silly
Syn:senseless, insensible, unconscious, stupid, into a stupor, into senselessness, stupefied2. noun, informalyou're such a silly!
See fool 1. 1)
Thesaurus of popular words. 2014.