dangerous
unsafe
accidental
adventitious
adventurous
agnostic
aleatory
ambiguous
capricious
casual
causeless
chance
chancy
changeable
contingent
destinal
difficult
doubtful
doubting
equivocal
erratic
fatal
fatidic
fickle
fluky
fortuitous
full of risk
hairy
hazardous
hesitant
hesitating
iffy
incalculable
incidental
indecisive
indemonstrable
indeterminate
irresolute
polysemous
riskful
risky
skeptical
speculative
ticklish
touch-and-go
tricky
unaccountable
uncaused
uncertain
unconfirmable
unconvinced
dicier
diciest
all-or-nothing
door.com
easy-to-follow
either-or
either/or
knowledgable
lose-lose
mpany
multi-solution
next-gen
no-win
on-again
paintball
quick-minded
semi-public
twice-weekly
icy
pricey
spicy