[v] 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"
[v] consider as a possibility; "I contemplated leaving school and taking a full-time job"
[v] think intently and at length, as for spiritual purposes; "He is meditating in his study"
[v] look at thoughtfully; observe deep in thought; "contemplate one's navel"
chew over, excogotate, meditate, mull, mull over, muse, ponder, reflect, ruminate, speculate, think over