VI. EXTENSION OF THOUGHT
2. To the Future
surprise, sudden burst, thunderclap, blow, shock; bolt out of the blue; wonder [more]; eye opener.
be unexpected; come unawares; turn up, pop, drop from the clouds; come upon one, burst upon one, flash upon one, bounce upon one, steal upon one, creep upon one; come like a thunder clap, burst like a thunderclap, burst like a thunder bolt; take by surprise, catch by surprise, catch unawares, catch napping; yach [S. Africa].
pounce upon, spring a mine upon.
surprise, startle, take aback, electrify, stun, stagger, take away one's breath, throw off one's guard; astonish (strike with wonder) [more].
[Adjectives] nonexpectant; surprised; unwarned, unaware; off one's guard; inattentive [more].
unexpected, unanticipated, unlooked for, unforeseen, unhoped for; dropped from the clouds; beyond expectation, contrary to expectation, against expectation; out of one's reckoning; unheard of (exceptional) [more]; startling; sudden (instantaneous) [more].
[Adverbs] abruptly, unexpectedly, plump, pop, a l'improviste, unawares; without notice, without warning, without a "by your leave"; like a thief in the night, like a thunderbolt; in an unguarded momemt; suddenly (instantaneously) [more].
[Interjections] heydey! (wonder) [more].