Synonyms of warrant in English:

warrant


See definition of warrant

noun

1‘a judge has now issued a warrant for his arrest’

SYNONYMS
authorization, written order, licence, permit, official document
writ, order, summons, subpoena
mandate, decree, fiat, edict
papers

2‘a travel warrant’

SYNONYMS
voucher, chit, slip, paper, ticket, coupon, pass

3‘the legislation gives no warrant for this assumption’

SYNONYMS
justification, grounds, cause, rationale, basis, assurance
authority, licence, authorization, sanction, vindication

verb

1‘the charges warranted a severe sentence’

SYNONYMS
justify, vindicate, call for, sanction, validate, be a justification for, be a reason for
permit, authorize, entitle, empower
uphold, condone, endorse, deserve, excuse, be a defence of, explain away, account for, offer grounds for, legitimize
support, consent to, license, approve of
merit, qualify for, rate, be worthy of, be worth, be entitled to, be deserving of

2‘the authors warrant that their texts do not infringe any copyright’

SYNONYMS
guarantee, affirm, swear, promise, vow, pledge, give an undertaking, undertake, state, assert, declare, aver, proclaim, pronounce, profess, attest
vouch, testify, bear witness
support, endorse, underwrite, back up, stand by