undersign
41confirm — Synonyms and related words: OK, accede, accept, acclimate, acclimatize, accommodate, accredit, accustom, acquiesce, adapt, addict, adjust, administer the Eucharist, affirm, amen, anoint, approve, assay, assent, assure, attest, audit, authenticate …
42countersign — Synonyms and related words: ID card, John Hancock, OK, X, accept, accredit, affirm, amen, approve, assure, authenticate, authorize, autograph, avouch, badge, calligram, calling card, card, certify, christcross, cipher, confirm, cosign,… …
43endorse — Synonyms and related words: OK, abet, accede to, accept, accord to, accredit, admire, advocate, affirm, agree to, aid and abet, amen, approve, approve of, assent, assure, attest, authenticate, authorize, autograph, back, back up, be sponsor for,… …
44ensure — Synonyms and related words: arm, armor, arrange, ascertain, assure, attest, back, be sponsor for, bless, bond, certify, champion, cinch, clear up, clinch, cloak, compass about, confirm, copyright, countersecure, cover, cushion, decide, defend,… …
45guarantee — Synonyms and related words: Bible oath, and candle, arm, armor, assert under oath, assurance, assure, attest, avouch, avouchment, avow, back, bail, bailsman, be sponsor for, bless, bond, bondsman, book, certify, champion, cloak, compass about,… …
46guaranty — Synonyms and related words: assurance, assure, attest, back, bail, bailsman, bargain, be sponsor for, bond, bondsman, certify, confirm, contract, countersecure, endorse, ensure, godfather, godparent, guarantee, guarantor, indemnity, insurance,… …
47indorse — Synonyms and related words: OK, abet, accede to, accept, accord to, accredit, admire, advocate, affirm, agree to, aid and abet, amen, approve, approve of, assent, assure, attest, authenticate, authorize, autograph, back, back up, be sponsor for,… …
48initial — Synonyms and related words: OK, abecedarian, aboriginal, accept, accredit, affirm, alpha, alphabet, alphabetize, amen, antecedent, antenatal, approve, authenticate, authorize, autochthonous, autograph, basic, beginning, breaking in, budding,… …
49insure — Synonyms and related words: arm, armor, ascertain, assure, attest, back, be sponsor for, bless, bond, certify, champion, cinch, clear up, clinch, cloak, compass about, confirm, copyright, countersecure, cover, cushion, decide, defend, determine,… …
50notarize — Synonyms and related words: OK, accept, accredit, affirm, amen, approve, authenticate, authorize, autograph, certify, confirm, cosign, countersign, endorse, give permission, give the go ahead, give the imprimatur, give thumbs up, initial, pass,… …
