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, confirm, copyright, countersecure, countersign, cover, cushion, defend, depone, depose, earnest, endorse, ensure, extrajudicial oath, faith, fence, fend, godfather, godparent, guarantor, guaranty, guard, harbor, haven, indemnity, insurance, insure, insurer, ironclad oath, judicial oath, keep, keep from harm, kiss the book, loyalty oath, mainpernor, make a promise, make certain, make safe, make sure, mortgagor, nestle, oath, oath of allegiance, oath of office, obligation, official oath, parole, patent, pledge, plight, police, promise, protect, register, ride shotgun for, safeguard, screen, secure, security, shelter, shield, shroud, sign, sign for, solemn declaration, solemn oath, sponsor, stand behind, stand up for, stocks and bonds, subscribe to, surety, swear, swear by bell, swear the truth, swear to, swear to God, swear to goodness, test oath, testify, tie, token, troth, undersign, undertake, undertaking, underwrite, underwriter, vouch, vouch for, vow, warrant, warrantor, warranty, word, word of honor