make+null
31Irritant — Ir ri*tant, a. [LL. irritants, antis, p. pr. of irritare to make null, fr. L. irritus void; pref. ir not + ratus established.] (Scots Law) Rendering null and void; conditionally invalidating. [1913 Webster] The states elected Harry, Duke of Anjou …
32void — I. a. 1. Empty, vacant. 2. Free, destitute, clear, without, wanting, devoid, lacking. 3. Unoccupied, unfilled, unsupplied. 4. Null, invalid, nugatory, ineffectual, of no effect, of no binding force. 5. Unsubstantial, vain, unreal, imaginary. II.… …
33defeat — [dē fēt′, difēt′] vt. [ME defeten < defet, disfigured, null and void < OFr desfait, pp. of desfaire, to undo < ML disfacere, to deface, ruin < L dis , from + facere, to DO1] 1. to win victory over; overcome; beat 2. to bring to… …
34override — over·ride 1 /ˌō vər rīd/ vt rode / rōd/, rid·den, / rid ən/, rid·ing 1: to prevail or take precedence over if, as is often the case, federal constitutional principles override state statutory or common law H. P. Wilkins 2 …
35undo — verb (undid; undone; undoing) Date: before 12th century transitive verb 1. to open or loose by releasing a fastening 2. to make of no effect or as if not done ; make null ; reverse 3. a. to ruin the worldly means, reputation, or hopes of …
36quash — (v.) to make void, annul, crush, early 14c., from O.Fr. quasser to break, smash, from L. quassare to shatter, frequentative of quatere to shake (pp. quassus). Meaning suppress is from M.L. quassare make null and void, from L. cassus empty, void,… …
37nullify — /ˈnʌləfaɪ / (say nuluhfuy) verb (t) (nullified, nullifying) 1. to make ineffective, futile, or of no consequence. 2. to render or declare legally void or inoperative: to nullify a contract. {Late Latin nullificāre make null, dispose} –nullifier,… …
38override — / overrule [v] cancel, reverse a decision alter, annul, bend to one’s will*, control, countermand, direct, disallow, disregard, dominate, govern, ignore, influence, invalidate, make null and void*, make void, not heed, nullify, outvote, outweigh …
39overrule — override / overrule [v] cancel, reverse a decision alter, annul, bend to one’s will*, control, countermand, direct, disallow, disregard, dominate, govern, ignore, influence, invalidate, make null and void*, make void, not heed, nullify, outvote,… …
40de|feat — «dih FEET», verb, noun. –v.t. 1. to win a victory over; overcome: »to defeat an army, to defeat an opponent in an election. Washington defeated Cornwallis at Yorktown. 2. Figurative. to make useless; cause to fail: »to defeat someone s plans. His …