re•lent•less•ness
We found 3 definitions of relentlessness from 3 different sources.
NounPlural: relentlessnesses |
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relentlessness - mercilessness characterized by an unwillingness to relent or let up; "the relentlessness or their pursuit" | ||
inexorability, inexorableness | ||
unmercifulness, mercilessness inhumaneness evidenced by an unwillingness to be kind or forgiving |