(adj) When a
person, group, or other collective makes a decision(s) or commit
action(s) that present problems for them and/or others which would tend to make an unbiased third
party observer believe the perpetrator(s) is(are) mentally unstable.
"Joann's tendency to throw up after she eats is very problemental."
"
Stevo has been so problemental lately; his irrational behaviors are quite disconcerting."
"The
NRA's defense of guns after the
Sandy Hawk Massacre is very problemental."