As nouns the difference between manliness and mankiness
is that manliness is set of qualities, traits and abilities considered appropriate to man; similarity to man while mankiness is the quality of being manky.
manliness
English
Noun
(en-noun)
Set of qualities, traits and abilities considered appropriate to man; similarity to man.
(euphemistic) Male genitals.
Synonyms
* manfulness
* mannishness
* maleness
Antonyms
* unmanliness
* womanliness
mankiness
English
Noun
(-)
The quality of being manky.