English Reference

Word

undertone

Phoneticsun·der·tone, stress on the first syllable

US/ˈəndɝˌtoʊn/

UK/ˌʌndətˈəʊn/

Countable noun

Definition

n. a quiet feeling or meaning under what someone says or does. You notice it even when people do not say it clearly.

n. a subtle underlying meaning, feeling, or quality that accompanies the more obvious one. Also describes speech delivered in a low or muted voice.

Examples

“His voice has a kind undertone that calms me.”

“She says she supports the plan, but I hear an undertone of doubt in her voice.”

“The report maintains a neutral style, yet an undertone of urgency runs through its warnings about water shortages.”

Examples

simple

“His voice has a kind undertone that calms me.”

contextual

“She says she supports the plan, but I hear an undertone of doubt in her voice.”

complex

“The report maintains a neutral style, yet an undertone of urgency runs through its warnings about water shortages.”

Collocations

Common phrases and expressions where native English speakers use the word “undertone” in context.

Verb

01. catch undertone

“He caught a nervous undertone in the manager's reassuring email.”

verb + noun

02. detect undertone

“I could detect an undertone of jealousy in her congratulations.”

verb + noun

03. sense undertone

“Voters sensed a political undertone in the charity speech.”

verb + noun

04. undertone implies

“The undertone implies criticism, even though she praised the plan.”

noun + verb

Adjective

05. political undertone

“The debate had a clear political undertone about immigration policy.”

adj + noun

06. racist undertone

“The article was criticised for its racist undertone towards migrants.”

adj + noun

07. sexual undertone

“The comedy show had a strong sexual undertone throughout.”

adj + noun

08. sinister undertone

“His friendly speech had a sinister undertone that made everyone uneasy.”

adj + noun

09. a distinct undertone of anger

“Her calm voice had a distinct undertone of anger.”

10. carry a sinister undertone

“His joke carried a sinister undertone that silenced the room.”

11. detect a racist undertone

“Many readers detected a racist undertone in the newspaper column.”

12. sense an undertone of fear

“I could sense an undertone of fear in his confident speech.”

Usage

Commonly followed by 'of' to name the implied feeling, as in 'an undertone of anger'.

Real-World Examples

“This brutality is irresponsible and has a clear racist undertone.”
The Guardian 29 Sept 2026
“Age differences are common in these tropes, often with a moralizing undertone that pits youthful innocence against queer monstrosity .”
The Conversation 29 Sept 2026
“Your article ( 21 August ) about concerns raised by Healthwatch Rotherham that an AI telephone receptionist used by GP practices could not understand broad Yorkshire accents was amusing, but with serious undertones.”
The Guardian 23 Aug 2026
“The amber-colored oil, with its soft woody base note and faint vanilla undertone, tends to appear in formulation guides almost as an afterthought.”
amyrisessentialoil.com 21 Jul 2026

Etymology

From under- + tone.

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

Word family

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
Occasional
Level
B2 · Upper Intermediate
Updated

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English Reference