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

If so, analyze the impact on the city and make an informed decision on whether the city can afford a new city hall. — Sun Sentinel Editorial Board, Sun Sentinel, 11 July 2026

But in this new world, there's an opportunity for everyday people to become high-frequency traders and do so using plain English by just talking to their well informed best friend. — Tanaya MacHeel, CNBC, 10 July 2026

Verb

This framework was informed by a working group of more than 25 senior sustainability leaders from corporations, NGOs and independent advisers. — Roy Stephen Canivel, Footwear News, 17 July 2026

At the center of the avatar experience is a Book Club, through which the digital character will share titles that have informed her thinking alongside her own commentary and recommendations. — Naman Ramachandran, Variety, 17 July 2026