THESAURUS
engage in
accept, assume, attack, attempt, be about, be doing, be engaged in, be occupied with, buckle to, carry on, conduct, do, embark in, embark upon, employ, endeavor, enter on, enter upon, exercise, fall into, fall to, follow, get under way, go about, go at, go in for, go into, go upon, have at, launch forth, launch into, lay about, move into, pitch into, plunge into, practice, proceed to, prosecute, pursue, set about, set at, set forward, set going, set to, specialize in, tackle, take on, take to, take up, turn to, undertake, use, venture upon, wage, work at
ROGET THESAURUS
engage in
Pursuit
VB
pursue, prosecute, follow, run after, make after, be after, hunt after, prowl after, shadow, carry on,
engage in, set about, endeavor, court, seek, aim at, follow the trail, fish for, press on, run a race, chase, give chase, course, dog, hunt, hound, tread on the heels, follow on the heels of, rush upon, rush headlong, ride full tilt at, run full tilt at, make a leap at, jump at, snatch at run down, start game, tread a path, take a course, hold a course, shape one's steps, direct one's steps, bend one's steps, course, play a game, fight one's way, elbow one's way, follow up, take to, take up, go in for, ride one's hobby.
Undertaking
VB
undertake,
engage in, embark in, launch into, plunge into, volunteer, apprentice oneself to, engage, contract, take upon oneself, take upon one's shoulders, devote oneself to, take up, take in hand, tackle, set about, go about, set to, fall to, set to work, launch forth, set up shop, put in hand, put in execution, set forward, break the neck of a business, be in, for, put one's hand to, put one's foot in, betake oneself to, turn one's hand to, go to do, begin one's, broach one's, institute one's, put one's hand to the plow, lay one's hand to the plow, put one's shoulder to the wheel, have in hand, have many irons in the fire.