As nouns the difference between skillage and suillage
is that skillage is the state of being highly skilled, the state of being skillful while suillage is (obsolete) a drain or collection of filth.
skillage
English
Noun
(-)
The state of being highly skilled, the state of being skillful
Synonyms
* (l)
suillage
English
Alternative forms
* sulliage
* sullage
Noun
(
en-noun)
(obsolete) A drain or collection of filth.
-
(
Webster 1913)