insincere

[in-sin-seer] / ˌɪn sɪnˈsɪər /

ADJECTIVE

dishonest, pretended

Synonyms

STRONGEST

deceitful devious disingenuous evasive false hypocritical phony untruthful

WEAK

ambidextrous backhanded deceptive dissembling dissimulating double double-dealing duplicitous faithless fake hollow lying mendacious perfidious pretentious put on shifty slick sly snide two-faced unfaithful untrue

Antonyms

STRONGEST

actual direct forthright frank genuine honest just open real reliable sincere straight straightforward trustworthy truthful upright

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A federal jury in Los Angeles found that Left defrauded other investors with insincere opinions designed to move stock prices in his favor.

From The Wall Street Journal • Jun. 2, 2026

As impressed with “The Drama” as I am, it would be insincere not to look at Borgli’s film in a wider context.

From Salon • Apr. 3, 2026

Jenrick said the two posts "show El Fattah's apology was insincere and scripted".

From BBC • Dec. 30, 2025

Peppering in phrases like “love bombing” and “disassociative” feels insincere.

From Los Angeles Times • Oct. 30, 2025

Riley leaned forward and gave me an insincere smile.

From "The Girl on the Train" by Paula Hawkins

Vocabulary lists containing insincere

The New SAT: Words to Capture Tone

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The SAT: Words to Capture Tone, List 6

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ACT Reading Test: Words to Capture Tone, List 4

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