A really fast thesaurus... with lots of synonyms.
Posthaste has 49 synonyms. The top synonyms for posthaste are quick, hastily, rapidly, quickly, apace, speedily, swiftly, lickety-split and 41 more. Another word for posthaste is quick. Browse the full list below.
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| Random | DefinitionA common synonym for posthaste is quick. Other synonyms include hastily, rapidly, quickly, apace.
Posthaste has 49 synonyms listed on Thesaurasize.
(v): quickly, as fast as someone travelling post; with great speed Example: "it is imperative that you finish your task posthaste."
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