From Longman Dictionary of Contemporary Englishbetrothedbe‧trothed1 /bɪˈtrəʊðd $ -ˈtroʊðd/ adjective old-fashioned → be betrothed to somebody —betroth verb [transitive]
Examples from the Corpus
betrothed• He had already said as much to Mistress Philippa when he had met her and her rather effeminate betrothed.• He needs to get betrothed fast and naturally he wants his little heifer to be rich.• Of course, we had been to London to visit Benjamin's former betrothed, Johanna, a sweet girl whom he adored.• Was your heart really broke, then, when your betrothed was killed at Waterloo?betrothedbetrothed2 noun → somebody’s betrothedOrigin betrothed (1300-1400) troth “truth, promise” ((13-19 centuries)); → TROTH 