unforgivingly
Definitions
In a manner that shows no mercy or compassion.
In a way that is harsh, relentless, or impossible to ignore or escape.
Examples
The desert sun beat down unforgivingly on the stranded travelers.
The cold wind blew unforgivingly against our faces as we climbed the mountain.
Synonyms
mercilessly relentlessly ruthlessly harshly pitilessly severely sternly
Antonyms
forgivingly mercifully leniently compassionately kindly gently tolerantly