harmless
The word “harmless” has 2 syllables: harm-less
It's pronounced as /ˈhɑrmləs/
What is synonym and antonym for harmless?
In the thesaurus, “harmless” has 48 synonyms and 56 antonyms.
Here are synonyms and antonyms for harmless along with examples of usage in sentences.
Synonyms for harmless
- anodyne
- benign
- benignant
- controllable
- disarmed
- gentle
- gracious
- guiltless
- healthful
- healthy
- hurtless
- innocent
- innocuous
- innoxious
- inoffensive
- inoperative
- kind
- manageable
- mild
- naive
- noncorrosive
- nondestructive
- nonfatal
- noninfectious
- nonirritating
- nonlethal
- nonpoisonous
- nonpolluting
- nonthreatening
- nontoxic
- nonvenomous
- painless
- paper-tiger
- powerless
- reliable
- safe
- salubrious
- sanitary
- simple
- soft
- softie
- sound
- sure
- trustworthy
- unobjectionable
- unoffensive
- white
- wholesome
Antonyms for harmless
- adverse
- bad
- baleful
- baneful
- damaging
- dangerous
- deadly
- deleterious
- destructive
- detrimental
- evil
- experienced
- fatal
- harmful
- hazardous
- hurtful
- ill
- imperiling
- imperilling
- injurious
- insidious
- jeopardizing
- lethal
- malignant
- menacing
- mischievous
- nasty
- nocuous
- noisome
- noxious
- offensive
- ominous
- painful
- parlous
- perilous
- pernicious
- pestilent
- poisonous
- polluted
- prejudicial
- risky
- ruinous
- scathing
- sinful
- sinister
- strong
- tainted
- threatening
- unhealthful
- unhealthy
- unsafe
- unsound
- unwholesome
- venomous
- wicked
- wounding
Meanings of harmless
- adjective
- Incapable of causing harm or danger; safe.
- Not intended to harm; inoffensive.
- Unharmed.
Example Sentences
- The snake looked scary but was actually harmless.
- His joke was meant to be harmless, not offensive.
- Most domestic spiders are completely harmless.
- She gave him a harmless smile and walked away.
- The substance is labeled as harmless to humans and pets.
On this page you'll find 104 synonyms, antonyms, or another words to harmless, such as: adverse, anodyne, bad, baleful, baneful, benign, benignant.
Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.
Related Words
eatable
naive
- aboveboard
- acquiescent
- agreeable
- amiable
- artless
- aw-shucks
- beguiled
- believing
- callow
- candid
- careless
- childish
- childlike
- confiding
- countrified
- credulous
- deceivable
- dewy
- dewy-eyed
- direct
- duped
- easy
- exploitable
- fictile
- forthright
- frank
- free
- free-spoken
- fresh
- gee-whiz
- genuine
- green
- guileless
- gullable
- gulled
- gullible
- harmless
- heedless
- honest
- idealistic
- ignorant
- immature
- impractical
- impressionable
- impulsive
- inexperienced
- ingenuous
- innocent
- innocuous
- instinctive
- jejune
- lamb
- like a babe in the woods
- malleable
- naif
- natural
- obliging
- on the level
- open
- openhearted
- original
- overcredulous
- patsy
- persuadable
- persuasible
- plain
- plainspoken
- pliable
- pliant
- primitive
- raw
- real
- simple
- simple-minded
- simpleminded
- sincere
- single-minded
- spontaneous
- square
- straight
- straightforward
- sucker
- susceptible
- thoughtless
- tricked
- true
- trustful
- trusting
- unaffected
- uncritical
- unforced
- unguarded
- unjaded
- unknowing
- unpretending
- unpretentious
- unrealistic
- unschooled
- unsophisticated
- unstudied
- unsuspecting
- unsuspicious
- untaught
- unwary
- unworldly
- virgin
- wide-eyed
- yielding
safe
- advertent
- alert
- all right
- alright
- anodyne
- attentive
- attested
- authenticated
- awake
- bedrock
- benign
- benignant
- blameless
- box
- buttoned-up
- caddy
- cagey
- cagy
- calculable
- calculating
- canny
- careful
- case
- casket
- cautious
- certain
- chary
- checked
- cherished
- chest
- circumspect
- clear
- coffer
- competent
- confirmed
- conservative
- considerate
- constant
- decontaminated
- defended
- definite
- deliberate
- dependable
- devoted
- discreet
- effective
- faithful
- fast
- faultless
- firm
- footlocker
- foresighted
- foresightful
- forethoughtful
- free from danger
- gentle
- gingerly
- good
- gracious
- guarded
- guarding
- guiltless
- hale
- hands-down
- harmless
- healthful
- healthy
- heedful
- home free
- honest
- hurtless
- hypercautious
- impeccable
- impervious
- impregnable
- in safety
- incontestable
- incontrovertible
- indisputable
- indubitable
- inerrant
- infallible
- innocent
- innocuous
- innoxious
- inoffensive
- intact
- inviolable
- invulnerable
- irrefutable
- irreproachable
- lockbox
- locker
- loyal
- maintained
- mild
- neutralized
- noncontroversial
- noncorrosive
- nondestructive
- nonfatal
- noninfectious
- nonlethal
- nonpoisonous
- nonpolluting
- nonthreatening
- nontoxic
- nonvenomous
- observant
- okay
- on safe side
- out of danger
- painless
- politically correct
- positive
- preserved
- protected
- protecting
- proven
- provident
- prudent
- pure
- realistic
- regardful
- reliable
- responsible
- risk-free
- riskless
- safe and sound
- safe-deposit box
- safeguarded
- safeguarding
- salubrious
- scatheless
- secure
- sheltered
- sheltering
- shielded
- shielding
- shrewd
- sincere
- single-minded
- sitting pretty
- slow
- snug
- solid
- sound
- stanch
- staunch
- steadfast
- steady
- storeroom
- strong
- strongbox
- sure
- tame
- telling
- tended
- thoughtful
- treasury
- tried
- tried-and-true
- true
- true-blue
- trunk
- trustable
- trustworthy
- trusty
- ultracareful
- ultracautious
- unadventurous
- unassailable
- unconquerable
- uncontested
- uncontroversial
- undamaged
- undeniable
- under lock and key
- undisputed
- unerring
- unharmed
- unhurt
- unimpeachable
- uninjured
- uninjurious
- unmolested
- unobjectionable
- unpolluted
- unquestionable
- unscathed
- unthreatened
- valid
- validated
- vault
- verified
- vigilant
- vindicated
- wary
- watched
- watchful
- well
- white
- whole
- wholesome