Synonyms for Unforeseen:
surprising, sudden, out of the blue, unanticipated, shocking, unexpected, unlooked-for, abrupt, astounding, startling, astonishing.
out of the blue.
n.trouble is brewing (for), Houston, we have a problem, uneasy, acrimonious, stormy, one thing after another, in the wrong place at the wrong time, the matter, it's not someone's day. •unforeseen (noun)
sudden, unlooked-for, out of the blue, unexpected, unanticipated.
Usage examples for unforeseen
Like the low notes in a treble voice, there is that that seems to vibrate in our hearts at a most susceptible moment, and with the force of an unforeseen contrast; and it was thus that, in her graver times, she won over me an ascendancy, and inspired an interest which, had I been other than a mere boy, had certainly been love. – That Boy Of Norcott's by Charles James Lever