mull over Synonyms

chew over ponder think over contemplate excogitate ruminate eat one's heart out over deliberate about put on thinking cap brood about chew on a bone cogitate about elaborate on be lost in thought give some thought to rack brains deliberate on be preoccupied by be obsessed by puzzle over something give consideration to discuss at length spend time thinking about keep thinking about turn over in one's mind think hard about ruminate about cogitate on weigh up think through study speculate reflect muse mull meditate discern consider comprehend think meditate on think on intellectualise give thought dwell upon chew the cud beat one's brains out think about dwell on kick around