adverb/o.tɑ̃/
so much; just as well, might as well/may as well; the same, as much
“Pourquoi travaillez-vous autant ?” — Why do you work so much?
From Vulgar Latin *al tantu, earlier *aliud tantum (compare with aliud), corresponding to Classical Latin alterum tantum. Compare with Old French altretant, probably evolved from this form, along with Italian altrettanto.