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US /pɔː(ɹ)ˈtɛntəs/
Freq #90058

Meanings

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Thesaurus

Of multiple origins: * Borrowed from Latin portentōsus, from portentus (“predicted”) + -ōsus. Compare earlier portentuous (via Middle English from Latin portentuōsus). By surface analysis, portent + -ous. * Borrowed from French portentueux

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