Synonyms and Antonyms of ambiguous
- the exact reason for the change in plans is ambiguous, but I suspect it has something to do with money
arcane, cryptic, dark, deep, Delphic, double-edged, elliptical (or elliptic), enigmatic (also enigmatical), equivocal, fuliginous, inscrutable, murky, mysterious, mystic, nebulous, obscure, occult, opaque
cloaked, concealed, disguised, masked, shrouded
beclouded, bedimmed, befogged, clouded, cloudy, dim, faint, foggy, fuzzy, hazy, indistinct, indistinguishable, misty, muddy, obfuscatory, obnubilated, obscurant (or obscurantic), shaded, shadowlike, shadowy, sphinxlike
indefinite, inexact, inexplicit, noncommittal, questionable, unclear, uncertain, undefined, undetermined, vague
impenetrable, incomprehensible, indecipherable, inexplicable
eerie (also eery), uncanny, weird
impalpable, inappreciable, intangible, invisible
baffling, bewildering, confounding, confusing, mystifying, perplexing, puzzling, unfathomable