Synonyms of unintentional

unintentional

adjective

ˌən-in-ˈten(t)-sh(ə-)nəl

1

as in accidental

happening by chance

an unintentional encounter with an old classmate at the mall

Synonyms & Similar Words

• accidental
• inadvertent
• unexpected
• chance
• unintended
• incidental
• unplanned
• fortuitous
• casual
• unwitting
• unpremeditated
• odd
• flukey
• random
• coincidental
• fluky
• arbitrary
• haphazard
• unforeseen
• unforeseeable
• aimless
• freak
• uncertain
• unconscious
• involuntary
• desultory
• forced
• unprompted
• coerced

Antonyms & Near Antonyms

• intentional
• deliberate
• intended
• premeditated
• planned
• calculated
• inevitable
• certain
• predictable
• sure
• foreseeable
• fixed
• destined
• foreseen
• set
• expected
• premeditative
• prescribed
• predetermined
• conscious
• prepense
• wilful
• voluntary
• willful
• knowing
• unforced
• volunteer
• preordained
• predestined
• foreordained
• freewill

2

as in spontaneous

not made or done willingly or by choice

an unintentional insult that nevertheless was very hurtful

Synonyms & Similar Words

• accidental
• spontaneous
• unwilling
• unintended
• involuntary
• forced
• coerced
• automatic
• inadvertent
• impulsive
• will-less
• unplanned
• instinctive
• unpremeditated
• unconscious
• unwitting
• unprompted
• unknowing

Antonyms & Near Antonyms

• intentional
• deliberate
• voluntary
• wilful
• willful
• willing
• conscious
• unforced
• purposeful
• uncoerced
• premeditated
• knowing
• planned
• considered
• advised
• volitional
• freewill
• premeditative
• prepense
• self-inflicted
• self-imposed

Examples of unintentional in a Sentence

Recent Examples on the Web

While this was a considerably faster, safer and easier alternative to sending biologists up into the treetops, there was still a risk of damaging the drone and/or the tree in the event of an unintentional hard collision. —Ben Coxworth, New Atlas, 30 Sep. 2024

An unintentional spark from heavy equipment ignited the fire, authorities said. —Nathan Fenno, Los Angeles Times, 22 Sep. 2024

Lead in cinnamon and other spices can occur through two pathways: unintentional contamination and adulteration. —Hannah Singleton, Health, 20 Sep. 2024

But since the unintentional execution pause, South Carolina's death row population has dwindled. —CBS News, 20 Sep. 2024