Attitudinal

[Kai]

Used to describe a [grouchy], uncooperative person.
To display a [pouty], difficult demeanor based on nothing other than being in a [crabby] mood.

[Hina Muqadas]

Relating to attitudes.

[Dave Paprocki]

To have [attitude] with a [purpose], while conversing with co-workers/friends/[family]

[Zipporah Schumaker]

[Attitudinal]...The [attitudes] of the self. Relating to several attitudes at once ie: arrogance and [hostility] all at once.