THESAURUS
usher in
announce, antecede, antedate, anticipate, be before, be early, blaze the trail, break the trail, bring up, broach, christen, come before, come first, establish, float, forerun, found, front, go ahead of, go before, go in advance, guide, have priority, head, head the table, head up, herald, inaugurate, induct, initiate, install, institute, introduce, kick off, launch, lead, lead off, lift up, originate, outrank, pioneer, precede, precurse, predate, preexist, proclaim, raise, rank, rate, ring in, set agoing, set on foot, set up, stand first, start going, start up, take precedence, turn on
ROGET THESAURUS
usher in
Precedence
VB
precede, come before, come first, head, lead, take the lead, lead the way, lead the dance, be in the vanguard, introduce,
usher in, have the pas, set the fashion, open the ball, take precedence, have precedence, have the start, place before, prefix, premise, prelude, preface.
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.
Priority
VB
precede, come before, forerun, go before, preexist, dawn, presage, herald,
usher in, be beforehand, steal a march upon, anticipate, forestall, have the start, gain the start.
Precession
VB
go before, go ahead, go in the van, go in advance, precede, forerun,
usher in, introduce, herald, head, take the lead, lead the way, lead the dance, get the start, have the start, steal a march, get before, get ahead, get in front of, outstrip, take precedence.
Prediction
VB
predict, prognosticate, prophesy, vaticinate, divine, foretell, soothsay, augurate, tell fortunes, cast a horoscope, cast a nativity, advise, forewarn, presage, augur, bode, abode, forebode, foretoken, betoken, prefigure, preshow, portend, foreshow, foreshadow, shadow forth, typify, pretypify, ominate, signify, point to,
usher in, herald, premise, announce, lower, hold out expectation, raise expectation, excite expectation, excite hope, bid fair, promise, lead one to expect, be the precursor, extrapolate, project.