breakneck
chanceful
chancy
desperate
dicey
dodgy
hazardous
insidious
mordacious
on the hook
parlous
perilous
precarious
risky
self-destructive
shaky
suicidal
touch and go
treacherous
unguaranteed
unreliable
unsecured
vulnerable
wild
insecure
uncertain
Embarrass
detrimental
distasteful
impracticable
inaccurate
inappropriate
inconvenient
inefficient
injurious
undesirable
unfair
unhealthy
unpopular
unsatisfactory
unsuitable
unwise
Rafe
chafe
safe
strafe
waif