eristic

nouns

a person who disputes; who is good at or enjoys controversy
controversialist, disputant, eristic
the art of logical disputation (especially if specious)
eristic
is a type of (narrower)
a superior skill that you can learn by study and practice and observation
"the art of conversation"; "it's quite an art"
art, artistry, prowess

adjectives

given to disputation for its own sake and often employing specious arguments
eristic, eristical