pledge+one's+word
41undertake — I verb accept, address oneself to, agree, answer for, apply oneself to, assume, attempt, be answerable for, begin, carry on, carry out, commence, commit, commit oneself to, contract, covenant, devote oneself to, embark upon, endeavor, engage in,… …
42vow — I. n. 1. Promise (solemnly made), pledge. 2. Promise of fidelity, pledge of love. II. v. a. 1. Consecrate, dedicate, devote. 2. Assert solemnly, asseverate. III. v. n. Promise (solemnly …
43engage — [c]/ɛnˈgeɪdʒ / (say en gayj), /ən / (say uhn ) verb (engaged, engaging) –verb (t) 1. to occupy the attention or efforts of (a person, etc.): she engaged him in conversation. 2. to secure for aid, employment, use, etc.; hire: to engage a worker;… …
44troth — n. archaic 1 faith, loyalty. 2 truth. Phrases and idioms: pledge (or plight) one s troth pledge one s word esp. in marriage or betrothal. Etymology: ME trowthe, for OE treowth TRUTH …
45engage — engager, n. /en gayj /, v., engaged, engaging. v.t. 1. to occupy the attention or efforts of (a person or persons): He engaged her in conversation. 2. to secure for aid, employment, use, etc.; hire: to engage a worker; to engage a room. 3. to… …
46avouch — I (avow) verb acknowledge, affirm, affirm with confidence, allege, allege as a fact, assert, assert peremptorily, assert positively, assert under oath, asseverate, attest, aver, bear witness, certify, confirm, confirm by oath, contend, declare,… …
47agree — v 1.(often fol. by with) concur, accord, harmonize, think alike, be of one mind; admit, grant, allow, approve, accept, go along with. Inf. take to, Inf. cotton to, Inf. buy; yield, comply with, abide by, assent, accede, acquiesce, side with,… …
48avouch — (v.) late 15c., from M.Fr. avochier call upon as authority, in Old French call (to court), advocate, plead (a case), from L. advocare call to as a witness (see ADVOCATE (Cf. advocate)). Avouch, which is no longer in common use, means guarantee,… …
49affirm — I. v. a. 1. Declare, aver, assert, maintain, asseverate, avouch, vouch, allege, say, profess, protest, pronounce, predicate, state, depose, testify, bear witness to. 2. Confirm, ratify, approve, establish, indorse. II. v. n. Make solemn… …
50promise — I (New American Roget s College Thesaurus) I n. pledge, word. v. give one s word; bid fair, show promise. See promise, expectation, hope. II Pledge to do something Nouns 1. promise, undertaking, word, troth, pledge, parole, word of honor, vow,… …