IPA: /ˈtɑː.tɪ.li/
KK: /ˈtɑr.tɪ.li/
In a way that is sharp or cutting, often in response to something said or done.
She replied tartily to his rude comment, making it clear she was not pleased.
Tartily → It is formed from "tart" (from Old French *tart*, meaning sharp or sour) and the suffix "-ly" (meaning in a manner). The word "tartily" means in a sharp or sour manner, often referring to a tone or attitude.
Think of the word 'tart' which describes something sharp or sour, and remember that 'tartily' means doing something in a sharp or sour way.