English Reference

Word

truthfully

Phoneticstruth·ful·ly, stress on the first syllable

US/ˈtɹuθfəɫi/

UK/tɹˈuːθfəli/

Adverb of manner

Definitions

01in an honest way

B2 · Upper Intermediate

adv. in a way that is honest and tells the real facts.

adv. in a manner that is consistent with the truth; honestly and without deception.

“He answered all the questions truthfully during the interview.”

“The witness swore to testify truthfully, providing a detailed account that corroborated the evidence found at the scene.”

Antonyms

dishonestlyfalsely

02to be honest

B2 · Upper Intermediate

adv. you use this to introduce a statement that is your honest opinion, even if it is blunt.

adv. used as a sentence adverb to indicate that the speaker is expressing a sincere, though perhaps unwelcome, opinion.

“Truthfully, I don't think the new design is as good as the old one.”

“Truthfully, the committee was disappointed by the lack of innovation in the final proposals submitted by the design firms.”

Usage

Often placed at the beginning of a sentence to set the tone for the statement.

Synonyms

franklycandidlyto be fair

Real-World Examples

“I cannot say to you truthfully that where we are is good enough.”
The Guardian 29 Sept 2026
“I told her, truthfully, that I didn’t notice any new aroma.”
The Guardian 3 Sept 2026
“That job was the most physically demanding I’d ever had, and truthfully I wasn’t a very good employee.”
The Verge 1 Feb 2026

Etymology

From truthful + -ly.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

ADJECTIVE

ADVERB

truthfully(B2)

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Frequent
Level
B2 · Upper Intermediate
Updated

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English Reference