· chew the cuds; "cows ruminate"
Hypernym(s): eat
· reflect deeply on a subject; "I mulled over the events of the afternoon"; "philosophers have speculated on the question of God for thousands of years"; "The scientist must stop to observe and start to excogitate"
Synonym(s): chew_over, think_over, meditate, ponder, excogitate, contemplate, muse, reflect, mull, mull_over, speculate
Hypernym(s): think, cogitate, cerebrate