clouded

adjective

Not affording certainty: ambiguous, borderline, chancy, doubtful, dubious, dubitable, equivocal, inconclusive, indecisive, indeterminate, problematic, problematical, questionable, uncertain, unclear, unsure. Informal iffy. Idioms: at issue, in doubt, in question. See certain/uncertain, clear/unclear.

The adjective has 4 meanings:

Meaning #1: made troubled or apprehensive or distressed in appearance

Meaning #2: filled or abounding with clouds
  Synonyms: cloud-covered, overcast, sunless

Meaning #3: mentally disordered

Meaning #4: unclear in form or expression
  Synonym: blurred