det

whatsoever

wot-soh-EH-vuh

det

At all; used after "no," "any," or "none" to add strong emphasis.

"He had no interest whatsoever in the plan."

"There was no evidence whatsoever to support the claim."

How to Use Whatsoever

Learner’s notes

In plain EnglishA stronger version of "at all," almost always used to reinforce a negative statement.

Common mistake

Only really used after a negative ("no reason whatsoever") — it sounds odd in a positive statement.

Common pairings

no reason whatsoever nothing whatsoever none whatsoever

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He had no interest _____ in the plan.

From Middle English, built from "what" plus "so" plus "ever" to form an intensified version of "whatever."

ever never lever sever fever clever however forever whatever whenever believer wherever