v. to preoccupy in thought; to confuse; to baffle (*) belittle (*) allude (*) ferment (*) bemuse

v. to attempt to disprove or invalidate; to challenge; to appeal; to fight for (*) contest (*) betroth (*) foist (*) ruminate

v. to let go; to abandon; to surrender; to forsake (*) relinquish (*) ossify (*) gainsay (*) surpass

v. to make a gleeful, chuckling sound; to laugh loudly (*) indict (*) advocate (*) chortle (*) manifest

v. to disturb; to irritate; to worry; to erode; to annoy (*) demur (*) render (*) fret (*) undermine

v. to be advantageous; to be necessary (*) rectify (*) obfuscate (*) behoove (*) encroach

v. to become weak; to send a message; to signal; to lose energy or momentum (*) burgeon (*) propagate (*) expedite (*) flag

v. to drink quickly (*) cavil (*) impale (*) absolve (*) quaff

v. to work together; to cooperate (*) appease (*) correlate (*) collaborate (*) palliate

v. to examine closely; to study; to investigate; to inspect (*) scrutinize (*) edify (*) trek (*) transpire