THESAURUS
set in
bed, begin, blast, blast away, blast off, blow, blow a hurricane, blow great guns, blow over, blow up, bluster, breeze, breeze up, brew, come up, commence, confirm, deep-dye, define, dent, depress, dimple, dint, dive in, ease in, embed, engraft, engrave, entrench, establish, etch, fall to, fix, found, freshen, gather, get to, go ahead, ground, head into, huff, impact, implant, impress, imprint, indent, infix, infuse, ingrain, inject, inoculate, inscribe, insert, insinuate, interject, introduce, intromit, jam, jump off, kick off, lodge, notch, pack, perfuse, pipe up, pit, pitch in, plant, plunge into, pock, pockmark, pop in, press in, print, puff, punch, punch in, put in, rage, recess, root, seat, send off, set, set about, set back, set out, set sail, set to, settle, slip in, squall, stamp, start, start in, start off, start out, stereotype, stick in, storm, take off, tamp, throw in, tuck in, turn to, waft, wedge, whiff, whiffle, whip in
ROGET THESAURUS
set in
Beginning
VB
begin, start, commence, conceive, open, dawn,
set in, take its rise, enter upon, enter, set out, embark in, incept, initiate, launch, inaugurate, inchoate, rise, arise, originate, usher in, lead off, lead the way, take the lead, take the initiative, head, stand at the head, stand first, stand for, lay the foundations, found, set up, set on foot, agoing, set abroach, set the ball in motion, apply the match to a train, broach, open up, open the door to, get underway, set about, get to work, set to work, set to, make a beginning, make a start, handsel, take the first step, lay the first stone, cut the first turf, break ground, break the ice, break cover, pass the Rubicon, cross the Rubicon, open fire, open the ball, ventilate, air, undertake, come into existence, come into the world, make one's debut, take birth, burst forth, break out, spring up, spring forth, crop up, pop up, appear, materialize, begin at the beginning, begin ab ovo, begin again, begin de novo, start afresh, make a fresh start, take it from the top, shuffle the cards, reshuffle the cards, resume, recommence.
River
VB
flow, run, meander, gush, pour, spout, roll, jet, well, issue, drop, drip, dribble, plash, spirtle, trill, trickle, distill, percolate, stream, overflow, inundate, deluge, flow over, splash, swash, guggle, murmur, babble, bubble, purl, gurgle, sputter, spurt, spray, regurgitate, ooze, flow out, rain hard, rain in torrents, rain cats and dogs, rain pitchforks, pour with rain, drizzle, spit,
set in, mizzle, flow into, fall into, open into, drain into, discharge itself, disembogue, pour, pour out, shower down, irrigate, drench, spill, splash, stanch, dam, up, obstruct.