Pitiless is a related term of villainous.
As adjectives the difference between pitiless and villainous
is that pitiless is having, or showing, no pity; merciless while villainous is of, relating to, or appropriate to a villain.
pitiless
English
Adjective
(
en adjective)
having, or showing, no pity; merciless
having no kindly feelings; unkind
Derived terms
* pitilessly
Anagrams
*
villainous
English
Adjective
(
en adjective)
of, relating to, or appropriate to a villain
obnoxious, offensive or reprehensible in nature or behaviour; nefarious