What does -isti mean in Latin?

-isti, a suffix, means “Used for the second person present perfect singular form of any regular verb.”.

suffix

-isti

Meaning

morphemeUsed for the second person present perfect singular form of any regular verb.

Origins

From a probable Proto-Italic -istai, likely formed from merging the Proto-Indo-European second person singular aorist ending th₂e with an aorist stem -s-.

Quick answers

What does -isti mean in Latin?: -isti, a suffix, means “Used for the second person present perfect singular form of any regular verb.”.