Meanings
- 1
- 2
- 3
- 4
Thesaurus
Synonyms
1
adj
· of momentous or ominous...
prodigious
2
adj
· of momentous or ominous...
bigcentralconsequentialcriticalcrucialepochfulessentialextraordinary
3
adj
· puffed up with vanity
overblown
4
adj
· ominously prophetic
fateful
Opposites
Word family
Forms
portentously
Derived forms
portentouslyportentousnessunportentous
Etymology
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