33 synonyms for intended such as future wife/husband, aforethought, bride-to-be, and fiancé. Intended is an adjective, and its antonyms are accidental and unplanned.
Aforethought, calculated, conscious, considered, deliberate, done on purpose, intentional, knowing, planned, pre-planned, prearranged, preconceived, predetermined, premeditated, prepense, purposeful, purposive, studied, thought out in advance, volitional, voluntary, wanton, and wilful.
Betrothed, bride-to-be, fiancé, future wife/husband, husband-to-be, iancée, prospective spouse, prospective wife/husband, and wife-to-be.