heartlessness

noun

lack of feeling, callous cruelty, insincerity

Wiktionary

Pronunciation: /ˈhɑːtlɪsnəs/ / /ˈhɑɹtləsnəs/

noun

Etymology: Etymology tree English heartless Proto-Germanic *-inōną Proto-Indo-European *-dyé- Proto-Germanic *-atjaną Proto-Indo-European *-tus Proto-Germanic *-þuz Proto-Germanic *-assuz Proto-Germanic *-inassuz Proto-West Germanic *-nassī Old English -nes Middle English -nesse English -ness English heartlessness From heartless + -ness.

the characteristic of being heartless