lated by, go by; comply with, abide by, accede, acquiesce, Inf. toe the mark; conform to, fulfill, satisfy, meet; discharge, execute, perform, carry out, perform duly, All Inf follow the beaten path, follow the rules, play the game, go by the book, stay in line, keep in step, not make waves.
6. celebrate, keep, honor, keep holy, dignify, recognize, respect, do honor to, commemorate, mark, remember, memorialize; solemnize, formalize, sanctify, hallow, consecrate; Brit. Inf. maffick, Inf. make a big deal over,
observer, n. spectator, onlooker, looker-on; witness, eyewitness, passerby, bystander, beholder, watcher, viewer, looker, seer, Inf. rubberneck, Inf. sidewalk superintendent; inspector, scrutinizer, examiner, per-ceiver, detector; reporter, auditor, commentator, evaluator; lookout, forward observer, fireguard, fire warden, forest ranger; spy, reconnoiter, Inf. inside man; sightseer, visitor, tourist, Inf. visiting fireman; gaper, goggler, ogler, Inf. drugstore cowboy,
obsess, v. (all in reference to the mind, one's thoughts, etc.) dominate, control, rule, monopolize; possess, grip, hold; preoccupy, occupy, be on one's mind, be uppermost in one's thoughts; haunt, haunt one's thoughts, run in the head, recur, weigh or prey on the mind; beset, bedevil, plague, trouble, worry, harass, harry, distress, hound, nag, vex, torment, torture; craze, madden, derange, dement, unbalance, unhinge, distract, drive one insane or crazy or mad; infatuate, bewitch, ensorcell, besot,
obsessed, adj. (all in reference to the mind, one's thoughts, etc.) dominated, controlled, ruled, monopolized; possessed, gripped, held, fixated, one-track, SI. hung-up; preoccupied, prepossessed, caught up in, wrapped up in, absorbed in, lost in, immersed in; haunted, beset, bedeviled, plagued, troubled, worried, harassed, harried, distressed, hounded, nagged, vexed, tormented, tortured; crazed, maddened, deranged, demented, unbalanced, unhinged, distracted; infatuated, bewitched, besotted,
obsession, n. 1. (all in reference to the mind, one's thoughts, etc.) domination, control, mastery; monopolization, possession, preoccupation, prepossession; bedevilment, bewitchment, enchantment, en-sorcellment, spirit control.
2. fixation, fixed conviction, fixed idea, Fr. idee fixe, monomania, ruling passion, one-track mind, bee in one's bonnet; complex, phobia, tic, quirk, ax to grind, chip on one's shoulder, SI. craze, mania, passion; compulsion, irresistible impulse, morbid drive; infatuation, fancy, crotchet, Archaic, maggot; phantom, illusion, delusion, halluncination.
obsolescent, adj. on the way out, passing out of use, disappearing, fading, waning, on the wane, dying,
obsolete, adj. 1. disused, abandoned, discontinued, discarded, cast aside; dead, defunct, expired, extinct, wound up; retired, pensioned off, put away, laid on the shelf, neglected, gone to seed.
2. outmoded, antiquated, superannuated, outdated; passd, dated, out-of-date, Inf. has-been, Inf old hat, Inf. back number; out, out of fashion, old-fashioned, unfashionable, out of style, behind the times; old, antique, archaic, ancient, primitive, aged; timeworn, moss-grown, outworn, worn-out, worn, past use, past one's prime, having seen better days.
-v. 3. antiquate, superannuate, make redundant,
obstacle, n. barrier, barricade, obstruction, blockade; stop, stay, impediment, hindrance, check, deterrent, hurdle, stumbling block, block; snag, catch, drawback, liability, hitch, rub, small or little problem, fly in the ointment; dead end, stone wall, brick wall, impasse; blind alley, cul-de-sac; congestion, jam, blockage, stoppage.