unpredictable

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unpredictable in WordNet English dictionary

adjective

not occurring at expected times
irregular unpredictable
not capable of being foretold
unpredictable
unknown in advance
"an unpredictable (or indeterminable) future"
unpredictable

WordNet Lexical Database v3.0, © 2006 Princeton University

unpredictable in English Wiktionary

(adjective) Unable to be predict/predicted.
(noun) An unpredictable thing.

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