IPA: /ˈræθɪli/
KK: /ˈræθɪli/
In a manner that shows great anger or rage.
He spoke wrathily, expressing his frustration with the situation.
Wrathily → It is formed from "wrath" (from Old English *wræðð*, meaning intense anger) and "-ily" (a suffix forming adverbs, meaning in a manner of). The word "wrathily" means in a manner characterized by intense anger.
Think of someone acting in a way that shows their intense anger — that's what 'wrathily' means, as it describes how someone behaves when they are filled with wrath.