aucunement

not at all, in no way

o . k y n . m ɑ̃
aucun none, not one + ement Forms adverbs meaning “in a … manner” and nouns denoting an action or its result.
adverb Rare #51,620
not at all, in no way Somewhat formal; commonly used with ne.
FR: Cela ne me dérange aucunement.
EN: That doesn't bother me at all.

Je n'ai aucunement l'intention de me retirer.

I have absolutely no intention of withdrawing.

Cette affaire ne te concerne aucunement.

This matter has nothing to do with you.

Aucunement.

Not at all.

— Le Vent se lève (2013)

Tu as l'air de n'être aucunement concerné.

You don't seem concerned at all.