incertain
questionable
uncertain
unsettled
unsure
Humean
Pyrrhonic
a bit thick
a bit thin
absurd
agnostic
ambiguous
amoral
apprehensive
arguable
at issue
beyond belief
borderline
chancy
clouded
confutable
conjectural
conscienceless
contestable
contingent
controversial
controvertible
corrupt
corrupted
criminal
crooked
dark
debatable
deniable
devious
dishonest
dishonorable
disputable
disreputable
distrustful
doubtable
doubting
dubious
dubitable
equivocal
evasive
fearful
felonious
fishy
fraudulent
from Missouri
false
peculiar
perplex
sad
suspicious
unpleasant