out of blue

synonyms for out of blue

• abrupt
• hasty
• immediate
• precipitous
• quick
• rapid
• swift
• unforeseen
• unusual
• accelerated
• acute
• expeditious
• fast
• flash
• fleet
• headlong
• hurried
• impetuous
• impromptu
• impulsive
• out of the blue
• precipitant
• precipitate
• quickened
• rash
• rushing
• spasmodic
• speeded
• subito

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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.