ago, agere, egi, actus	do, act, drive, lead
amo, amare, amavi, amatus	love, like
audeo, audere, ausus	dare
audio, audire, audivi, auditus	hear, listen to
cupio, cupere, cupivi, cupitus	desire, wish
debeo, debere, debui, debitus	owe; ought (+ inf.)
-ne	untranslateable, signals a yes/no question
possum, posse, potui	can, be able
quis, quid	who?, what?
soleo, solere, solitus	be accustomed 
video, videre, vidi, visus	see; (like teneo the passive voice may have a linking meaning: seem)
volo, velle, volui	want, wish, be willing