Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
   
Display options
 
Lookup History
silly

sil·ly

silly

 
 
pronunciation:
sI li
features:
Word Combinations (adjective), Word History, Word Explorer
part of speech: adjective
inflections: sillier, silliest
definition 1: lacking good sense; foolish.
a silly person
synonyms:
daft, dumb, empty-headed, foolish, idiotic, senseless, witless
antonyms:
sensible
similar words:
asinine, crazy, dizzy, flighty, fool, imbecile, imprudent, inept, mindless, puerile, ridiculous, stupid
definition 2: not serious or rational; frivolous.
a silly notion
synonyms:
frivolous, giddy, inane, nonsensical
antonyms:
important, staid
similar words:
absurd, cockamamie, crackbrained, dizzy, flighty, goofy, loony, preposterous, ridiculous
definition 3: (informal) dazed.
The blow knocked him silly.
synonyms:
dazed, stunned
similar words:
dizzy, stupid
Word CombinationsSubscriber feature About this feature
derivations: sillily (adv.), silliness (n.)
Word History
The meaning of silly has changed many times over the centuries. In the 1200s, it meant "happy, fortunate, or holy." It then came to mean "innocent," and then "helpless or weak." By the 1500s, it was used to mean "simple, ignorant, or foolish."
Word Explorer
See
  character, personality