unwise
Lacking good judgment
Unwise means lacking good judgment or prudence—the opposite of wise.
An unwise decision is one you'll likely regret.
An unwise investment loses money.
The word carries less moral weight than foolish; it suggests a mistake in judgment rather than stupidity: It would be unwise to confront him when he's angry.
Lacking careful forethought
- injudiciousShowing poor judgment
- ill-advisedShowing poor judgment
- ill-consideredLacking careful thought
- thoughtlessShowing no consideration
unthinking · indiscreet · impolitic · tactless · undiplomatic · indelicate · careless · negligent
Lacking good sense
- stupidLacking intelligence or judgment
- idioticExtremely lacking intelligence
- senselessLacking reason or awareness
- absurdWildly illogical
asinine · daft · fatuous · inane · ludicrous · mindless · brainless · witless
Carelessly ignoring danger
- rashHeedless or skin irritation
- impulsiveActing without deliberation
- headlongHastily and recklessly
- heedlessCareless of consequences
hotheaded · brash · hasty · impetuous · devil-may-care · madcap · harebrained · daredevil
Unable to see ahead
- myopicUnable to see far
- nearsightedPoor distance vision
- short-termOf limited duration
- narrowOf small width
blinkered · tunnel-visioned · unstrategic · improvident · limited · parochial · provincial · insular
Involving possible harm
- hazardousLikely to cause injury
- perilousFraught with danger
- dangerousApt to cause harm
- precariousDangerously insecure
chancy · dicey · iffy · unsafe · treacherous · foolhardy · venturesome · speculative
imprudent
Lacking careful forethought
- injudiciousShowing poor judgment
- ill-advisedShowing poor judgment
- ill-consideredLacking careful thought
thoughtless · unthinking · indiscreet · impolitic · tactless · undiplomatic · indelicate · careless · negligent · heedless
foolish
Lacking good sense
- stupidLacking intelligence or judgment
- idioticExtremely lacking intelligence
- senselessLacking reason or awareness
absurd · asinine · daft · fatuous · inane · ludicrous · mindless · brainless · witless · dim-witted
reckless
Carelessly ignoring danger
heedless · hotheaded · brash · hasty · impetuous · devil-may-care · madcap · harebrained · daredevil · audacious
shortsighted
Unable to see ahead
- myopicUnable to see far
- nearsightedPoor distance vision
- short-termOf limited duration
narrow · blinkered · tunnel-visioned · unstrategic · improvident · limited · parochial · provincial · insular · immediacy
risky
Involving possible harm
precarious · chancy · dicey · iffy · unsafe · treacherous · foolhardy · venturesome · speculative · uncertain