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

Archer says the system can help controllers and flight crews detect emerging conflicts earlier, giving them more time to make informed decisions before safety risks develop. — Aamir Khollam, Interesting Engineering, 5 Aug. 2026

Knowing where to shop, what to look for, and how to make an informed purchase is key. — Maria Sabella, Better Homes & Gardens, 4 Aug. 2026

Verb

Reflecting on her portrayal of Lena Younger in A Raisin in the Sun, Rashad explained how her understanding of her own family history informed the role. — Dominique Fluker, Forbes.com, 13 Aug. 2026

Johnston suggested the university could do better about proactively keeping residents informed of upcoming building projects and events that might be disruptive. — Matthew Adams, Fort Worth Star-Telegram, 13 Aug. 2026