THESAURUS
Omit
abandon, abbreviate, abridge, ban, bar, bar out, blink at, blockade, blot out, blue-pencil, bowdlerize, cancel, censor, count out, cross out, cut, cut off, cut out, debar, dele, delete, discount, disregard, edit, edit out, embargo, eradicate, erase, except, exclude, expunge, expurgate, fail, forget, freeze out, goldbrick, goof off, ignore, jump, keep out, kill, leave, leave loose ends, leave out, leave undone, let alone, let be, let dangle, let go, let slide, lock out, malinger, miss, neglect, obliterate, ostracize, overlook, overpass, pass over, pass up, preclude, pretermit, procrastinate, prohibit, reject, relegate, repudiate, rescind, rub out, send to Coventry, shirk, shut out, skip, slack, slight, strike, strike off, strike out, taboo, trifle, void
ROGET THESAURUS
Omit
Exclusion
VB
be excluded from, exclude, bar, leave out, shut out, bar out, reject, repudiate, blackball, lay apart, put apart, set apart, lay aside, put aside, relegate, segregate, throw overboard, strike off, strike out, neglect, banish, separate, pass over, omit, garble, eliminate, weed, winnow, be secluded, live secluded, keep aloof, stand, hold oneself aloof, keep in the background, stand in the background, keep snug, shut oneself up, deny oneself, seclude oneself creep into a corner, rusticate, aller planter ses choux, retire, retire from the world, take the veil, abandon, sport one's oak, cut, cut dead, refuse to associate with, refuse to acknowledge, look cool upon, turn one's back upon, shut the door upon, repel, blackball, excommunicate, exclude, exile, expatriate, banish, outlaw, maroon, ostracize, proscribe, cut off from, send to Coventry, keep at arm's length, draw a cordon round, depopulate, dispeople, unpeople.
Nonobservance
VB
fail, neglect, omit, elude, evade, give the go-by to, set aside, ignore, shut one's eyes to, close one's eyes to, infringe, transgress, violate, pirate, break, trample under foot, do violence to, drive a coach and six through, discard, protest, repudiate, fling to the winds, set at naught, nullify, declare null and void, cancel, retract, go back from, be off, forfeit, go from one's word, palter, stretch a point, strain a point.
Neglect
VB
be negligent, take no care of &c (take care of), neglect, let slip, let go, lay aside, set aside, cst aside, put aside, keep out of sight, put out of sight, lose sight of, overlook, disregard, pass over, pas by, let pass, blink, wink at, connive at, gloss over, take no note of, take no thought of, take no account of, take no notice of, pay no regard to, laisser aller, scamp, trifle, fribble, do by halves, cut, slight, play with, trifle with, slur, skim, skim the surface, effleurer, take a cursory view of, slur over, skip over, jump over, slip over, pretermit, miss, skip, jump, omit, give the go-by to, push aside, pigeonhole, shelve, sink, table, ignore, shut one's eyes to, refuse to hear, turn a deaf ear to, leave out of one's calculation, not attend to, not mind, not trouble oneself about, not trouble one's head about, not trouble oneself with, forget, be caught napping, leave a loose thread, let the grass grow under one's feet, render neglectful, put off one's guard, throw off one's guard, distract, divert.