PITILESS
pitiless, unkind
(adjective) deficient in humane and kindly feelings
pitiless, remorseless, ruthless, unpitying
(adjective) without mercy or pity; “an act of ruthless ferocity”; “a monster of remorseless cruelty”
Source: WordNet® 3.1
Etymology
Adjective
pitiless (comparative more pitiless, superlative most pitiless)
having, or showing, no pity; merciless
having no kindly feelings; unkind
Anagrams
• spilites
Source: Wiktionary
Pit"i*less, a.
1. Destitute of pity; hard-hearted; merciless; as, a pitilessmaster;
pitiless elements.
2. Exciting no pity; as, a pitiless condition.
– Pit"i*less*ly, adv.
– Pit"i*less*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition