RichThesaurus
put on one's thinking cap
put on one's thinking cap
synonyms
cerebrate
contemplate
be in a brown study
mull over
cogitate
chew over
weigh up
consider
deliberate
pore on
dwell on
ponder
revolve
reflect
turn over in one's mind
give thought to
think about
cogitate about
review
study
ruminate
brood over
give consideration to
ruminate on
speculate about
muse
brood
meditate
be lost in thought
meditate on
muse on
ratiocinate
use one's brain
think (about)
ruminate (over)
worry about
think logically
puzzle over
think
use one's mind
think over
reflect (on)
ruminate over
think rationally
reflect on
ruminate (about)
think on
ruminate (on)
speculate
use one's common sense
more synonyms
put on one's thinking cap
antonyms
act
leap into action