unremorselessadj.
/(ˌ)ʌnrᵻˈmɔːsləs/, U.S. /ˌənrəˈmɔrsləs/ rare.
Remorseless.
ΘΚΠ
the mind > emotion > compassion > pitilessness > [adjective] > remorseless
remorseless1593
unremorseless1634
1634 A. Cowley Elegy on Mr. R. Clarke 10 His mellifluous breath Could not at all charme unremorselesse Death.
1840 T. C. Haliburton Clockmaker 3rd Ser. ii. 21 One half of us is tyrants,—unremorseless, onfeelin', overbearin' tyrants.
1975 J. Johnson Florence Farr iv. 66 Shaw basks in innate self-esteem, but the woman he describes, beautiful, artistic, introspective, unremorseless..is Florence singularly.
This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021).
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adj.1634