Definitions

sincerely

[sin-seer-lee] / sɪnˈsɪər li /

ADVERB

seriously, honestly

Synonyms

STRONGEST

candidly deeply earnestly genuinely naturally profoundly really truly truthfully wholeheartedly

WEAK

aboveboard frankly from bottom of heart in all conscience in all sincerity in good faith ingenuously without equivocation

Antonyms

STRONGEST

doubtfully

WEAK

dishonestly untruthfully

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.

"I would like to sincerely express my regret," he wrote.

From Barron's • Jun. 6, 2026

It was "impossible not to feel deep sorrow when contemplating the immense suffering and humiliation endured by so many," the Pope wrote, adding that he "sincerely asked for pardon" in the name of the Church.

From BBC • May 25, 2026

Something you should know about me: I am, deeply and sincerely, a sketch comedy nerd.

From Salon • May 25, 2026

“We sincerely apologize for the significant disruption to the many local residents and businesses who have had to be evacuated,” the spokesman said.

From The Wall Street Journal • May 23, 2026

Or did he sincerely hope I didn’t know?

From "Thirteen Reasons Why" by Jay Asher

Vocabulary lists containing sincerely

Commonly Misspelled Words, List 4

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List 3

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List 5

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