Synonyms of swear in English:


See US English definition of swear

See UK English definition of swear

See Spanish definition of jurar


1‘the godparents will then swear that they believe in the creed and the commandments’

promise, vow, promise under oath, solemnly promise, pledge oneself, give one's word, take an oath, swear an oath, swear on the Bible, give an undertaking, undertake, affirm, warrant, state, assert, declare, aver, proclaim, pronounce, profess, attest, guarantee
Law depose, make a deposition, bind oneself
rare asseverate

2‘she swore that she would never go back to her aunt's house’

insist, avow, be emphatic, pronounce, declare, assert, maintain, contend, aver, emphasize, stress

3‘Kate spilled wine on her jeans and swore’

curse, blaspheme, utter profanities, utter oaths, be foul-mouthed, use bad language, use foul language, be blasphemous, take the Lord's name in vain, swear like a trooper, damn
informal cuss, turn the air blue, eff and blind
archaic execrate


    swear off

    ‘he swore off drink, tobacco, and gambling’

    renounce, forswear, forgo, abjure, abstain from, go without, shun, avoid, eschew, steer clear of, give a wide berth to, have nothing to do with
    give up, dispense with, stop, cease, finish, discontinue, break off, drop
    informal kick, quit, jack in

    take up

    swear by

    1‘I swear by the Blessed Virgin that it fell into the sea’

    invoke, appeal to, call as one's witness

    2‘many of the locals swear by these computers’

    express confidence in, have faith in, put one's faith in, trust, have every confidence in, believe in
    set store by, value
    informal rate
    swear in

    ‘he was sworn in as the country's fifteenth Prime Minister’

    install, instate, induct, invest, inaugurate, introduce, admit into office, institute, initiate
    appoint, put in, create
    ordain, consecrate, anoint
    enthrone, crown