mull over Synonyms

chew over ponder ruminate contemplate excogitate think over put on thinking cap brood about chew on a bone cogitate about elaborate on be lost in thought give some thought to cogitate on weigh up deliberate about rack brains deliberate on eat one's heart out over 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 think through think on study speculate assess reflect muse mull meditate hash discern consider tackle think intellectualise give thought dwell upon chew the cud beat one's brains out think about dwell on