3ambiguous
Open to more than one interpretation
4ambivalent
Simultaneously having opposing feelings; uncertain; hesitant
5apathetic
Feeling or showing little or no emotion
6arbitrary
Determine by impulse rather than reason; random
7capricious
Impulsive & unpredictable
8equivocate
To avoid making a definite statement ("beat around the bush")
9whimsical
Quirky; unusual; creative
10inconsequential
Unimportant; insignificant
11superficial
Concerned only with what is on the surface or obvious; shallow
12tenuous
Having little substance or strength; fragile; weak
13trivial
Of little importance or significance
14assiduous
Hard-working; persevering
15diligent
Marked by painstaking effort; attentive; thorough