Betrothal

• POS: Noun
• HYPHEN: be=troth=al

CIDE DICTIONARY

Betrothal, n. 

 The act of betrothing, or the fact of being betrothed; a mutual promise, engagement, or contract for a future marriage between the persons betrothed; betrothment; affiance.  Longfellow.  [1913 Webster]

ROGET THESAURUS

Betrothal

Promise

N promise, undertaking, word, troth, plight, pledge, parole, word of honor, vow, oath, profession, assurance, warranty, guarantee, insurance, obligation, contract, stipulation, engagement, preengagement, affiance, betroth, betrothal, betrothment, promising, promissory, votive, under hand and seal, upon oath, promised, affianced, pledged, bound, committed, compromised, in for it, as one's head shall answer for, in for a penny in for a pound, ex voto, gage d'amour.