Synonyms of informed

informed 1 of 2

adjective

in-ˈfȯrmd 

1

as in reasoned

based on sound reasoning or information

the expert's informed opinion persuaded many fence-sitters to get a flu shot

Synonyms & Similar Words

• reasoned
• logical
• reasonable
• valid
• sensible
• good
• rational
• justified
• solid
• hard
• true
• sober
• well-founded
• firm
• commonsense
• validated
• just
• plausible
• levelheaded
• credible
• actual
• real
• commonsensical
• confirmed
• commonsensible
• convincing
• sure
• certain
• certified
• substantiated
• verified
• cogent
• corroborated
• colorable

Antonyms & Near Antonyms

• uninformed
• unreasonable
• irrational
• unfounded
• unjustified
• invalid
• illogical
• unsound
• groundless
• nonsensical
• nonrational
• unwarranted
• unsubstantiated
• unsupported
• weak
• unreasoned
• nonvalid
• implausible
• unconvincing
• false
• flimsy
• misguided
• fallacious
• misled

2

as in acquainted

having information especially as a result of study or experience

people who are informed about nutrition have some serious misgivings about this new diet

Synonyms & Similar Words

• acquainted
• aware
• familiar
• up
• well-informed
• knowledgeable
• conversant
• up-to-date
• versed
• in the know
• abreast
• cognizant
• alive
• conscious
• mindful
• heedful
• sentient
• sensible
• at home
• au courant

Antonyms & Near Antonyms

• ignorant
• uninformed
• unfamiliar
• unaware
• unconscious
• blind
• unmindful
• oblivious
• unacquainted
• unknowledgeable
• insensible
• unwitting
• unknowing
• inattentive
• unheeding

informed

2 of 2

verb

past tense of inform

1

as in talked

to give information (as to the authorities) about another's improper or unlawful activities

the police only caught the mastermind of the burglary because his disgruntled partner informed

Synonyms & Similar Words

• talked
• finked
• told (on)
• squeaked
• snitched
• betrayed
• grassed (on)
• sang
• squealed
• ratted (on)
• split (on)
• dropped a dime (on)
• sold (out)
• turned in
• gave away
• blabbed
• tattled
• tipped (off)
• crossed
• double-crossed
• backstabbed
• two-timed

2

as in advised

to give information to

chose teaching as a career because it affords the opportunity to inform a whole generation of young minds

Synonyms & Similar Words

• advised
• told
• instructed
• briefed
• apprised
• educated
• enlightened
• acquainted
• taught
• notified
• alerted
• versed
• familiarized
• cleared
• filled in
• caught up
• convinced
• clued (in)
• assured
• let someone know
• reassured
• hipped
• kept (someone) posted
• advertised
• wised (up)
• lectured
• announced (to)
• disclosed (to)
• certified
• schooled
• warranted
• disillusioned
• tutored
• disenchanted
• disabused
• undeceived

Antonyms & Near Antonyms

• misled
• misinformed

Example Sentences

Recent Examples of informed

Adjective

Voters rejected a state ballot proposal in 1998 to legalize the prescription of lethal medication to help terminally ill, competent, informed adults commit suicide in Michigan, with 71% voting against the initiative. —CBS News, 28 May 2026

Even the best campus dialogue program will not magically produce informed and productive citizens. —Rajiv Vinnakota, Forbes.com, 28 May 2026

Verb

Conservationist Douglas Smith, whose work protecting wolves in Yellowstone has informed the brand’s long-standing stewardship initiatives, also addressed attendees, further connecting the gallery’s design narrative to JMM’s broader cultural and philanthropic interests. —Thomas Waller, Footwear News, 4 June 2026

If a court found that Twitter’s privacy policy adequately informed users that their contact info might be used for ad targeting, then the FTC should not be able to continue punishing X for that behavior, Musk argued. —Ashley Belanger, ArsTechnica, 4 June 2026