Not expected or anticipated.

Roget 870: surprised etc. v.; aghast, all agog, breathless, agape; open-mouthed; awestruck, thunderstruck, moonstruck, planet-struck; spellbound; lost in amazement, lost in wonder, lost in astonishment; struck all of a heap, unable to believe one's senses, like a duck ion thunder.    wonderful, wondrous; surprising etc. v.; unexpected etc. 508; unheard of; mysterious etc. (inexplicable) 519; miraculous.    indescribable, inexpressible, inaffable^†; unutterable, unspeakable.    monstrous, prodigious, stupendous, marvelous; inconceivable, incredible; inimaginable^†, unimaginable; strange etc. (uncommon) 83; passing strange.    striking etc. v.; overwhelming; wonder-working.    ... show more

Roget 508: nonexpectant^†; surprised etc. v.; unwarned, unaware; off one's guard; inattentive 458.    unexpected, unanticipated, unpredicted^†, unlooked for, unforeseen, unhoped for; dropped from the clouds; beyond expectation, contrary to expectation, against expectation, against all expectation; out of one's reckoning; unheard of etc. (exceptional) 83; startling, surprising; sudden etc. (instantaneous) 113.    unpredictable, unforeseeable (unknowable) 519.    ... show more

Roget 83: uncomformable, exceptional; abnormal, abnormous^†; anomalous, anomalistic; out of order, out of place, out of keeping, out of tune, out of one's element; irregular, arbitrary; teratogenic; lawless, informal, aberrant, stray, wandering, wanton; peculiar, exclusive, unnatural, eccentric, egregious; out of the beaten track, off the beaten track, out of the common, out of the common run; beyond the pale of, out of the pale of; misplaced; funny.    unusual, unaccustomed, uncustomary, unwonted, uncommon; rare, curious, odd, extraordinary, out of the ordinary; strange, monstrous; wonderful etc. 870; unexpected, unaccountable; outre [Fr.], out of the way, remarkable, noteworthy; queer, quaint, nondescript, none such, sui generis [Lat.]; unfashionable; fantastic, grotesque, bizarre; outlandish, exotic, tombe des nues [Fr.], preternatural; denaturalized^†.    heterogeneous, heteroclite [Gramm.], amorphous, mongrel, amphibious, epicene, half blood, hybrid; androgynous, androgynal^†; asymmetric etc. 243; adelomorphous^†, bisexual, hermaphrodite, monoclinous^†.    qualified etc. 469.    singular, unique, one-of-a-kind.    newfangled, novel, non-classical; original, unconventional, unheard of, unfamiliar; undescribed, unprecedented, unparalleled, unexampled.    ... show more

Roget 132: early, prime, forward; prompt etc. (active) 682; summary.    premature, precipitate, precocious; prevenient^†, anticipatory; rath^†.    sudden etc. (instantaneous) 113; unexpected etc. 508; near, near at hand; immediate.    ... show more

Dutch: onverwacht
Polish: nieprzewidziany, niespodziewany, niespodziany, nieoczekiwany