Want to say heartlessly differently? Here are other words for heartlessly and its similar synonyms and opposite words to say in unique way.
Meaning of heartlessly
The primary meaning of "heartlessly" is to act without feeling or sympathy for others.
Etymology of heartlessly
The word "heartlessly" is derived from the adjective "heartless," which originated in the 14th century from the Old English words "heorte" (heart) and the suffix "-less" (without).
   Historically, the term has been used to describe actions or behavior that lacks emotional response, sympathy, or kindness.
Synonyms
                                                brutally
                                                                        mercilessly
                                                                        pitilessly
                                                                        ruthlessly
                                                                        callously
                                                                        coldly
                                                                        unsympathetically
                                                                        unkindly
                                                                        inhumanly
                                                                        savagely
                                                                        ferociously
                                                                        barbarously
                                                                        viciously
                                                                        cruelly
                                                                        harshly
                                                                        relentlessly
                                                                        unforgivingly
                                                                        unfeelingly
                                                                        remorselessly
                                                                        ruthfully
                                                                        brutally
                                                                        savagely
                                                                        ferociously
                                                                        inconsiderately
                                                                        thoughtlessly
                                                                        carelessly
                                                                        recklessly
                                                                        heedlessly
                                                                        brutally
                                                                        mercilessly
                                                                        pitilessly
                                                                        heartlessly
                                                                        coldheartedly
                                                                        hardheartedly
                                                                        uncharitably
                                                                        uncaringly
                                                                        unemotionally
                                                                        impassively
                                                                        indifferently
                                                                        insensitively
                                                                        unresponsive
                                                                        unsentimentally
                                                                        unfeelingly
                                                                        unconcernedly
                                                                        unmovedly
                                                                        detachedly
                                                                        aloofly
                                                            
            Definitions
- Without kindness or feeling for others, in a way that shows no sympathy or pity.
 - * Without care or consideration for the well-being of others.
 
Usage Examples
- The company heartlessly laid off hundreds of employees without any severance package.
 - * She treated her employees heartlessly, never considering their feelings or well-being.
 
Antonyms
                                                kindly
                                                                        gently
                                                                        softly
                                                                        humanely
                                                                        sympathetically
                                                                        compassionately
                                                                        empathetically
                                                                        gently
                                                                        considerately
                                                                        thoughtfully
                                                                        carefully
                                                                        charitably
                                                                        generously
                                                                        mercifully
                                                                        pityingly
                                                                        forgivingly
                                                                        leniently
                                                                        mildly
                                                                        benevolently
                                                                        altruistically
                                                                        selflessly
                                                                        unselfishly
                                                                        tenderly
                                                                        affectionately
                                                                        lovingly
                                                                        warmly
                                                                        cordially
                                                                        solicitously
                                                                        consideringly
                                                                        tactfully
                                                                        diplomatically
                                                                        delicately