Ulterior1. (a.) Beyond what is easily seen or willingly acknowledged; as ulterior motives.
2. (a.) Further; remoter; more distant; succeeding; as, ulterior demands or propositions; ulterior views; what ulterior measures will be adopted is uncertain.
3. (n.) Ulterior side or part.
Thesaurus Entries
accessory, additional, alien, ambiguous, ancillary, another, arcane, auxiliary, barbarian, barbaric, barbarous, beyond, buried, cabalistic, censored, classified, close, closed, collateral, concealed, contributory, covert, cryptic, dark, enigmatic, equivocal, esoteric, exotic, exterior, external, extra, extraneous, extraterrestrial, extrinsic, farther, foreign, foreign-born, fresh, further, guarded, hermetic, hidden, hush-hush, intrusive, latent, more, more distant, mysterious, new, obscure, obscured, occult, other, outland, outlandish, outside, personal, plus, private, privy, remote, remoter, restricted, secret, shrouded, smothered, spare, stifled, strange, supernumerary, supplemental, supplementary, suppressed, surplus, surreptitious, thither, top secret, unbreatheable, under cover, under security, under wraps, underhanded, underlying, undisclosable, undisclosed, undivulgable, undivulged, unearthly, unexpressed, unrevealable, unrevealed, unspoken, untellable, untold, unutterable, unuttered, unwhisperable, yon, yonder