English Reference

Word

profound

Phoneticspro·found, stress on the second syllable

US/pɹoʊˈfaʊnd/

UK/pɹəfˈaʊnd/

Definitions

01intense or deeply felt

B2 · Upper Intermediate

adj. used to describe a very strong feeling or effect.

adj. characterised by great intensity or emotional depth; pervading.

“The death of his grandfather had a profound effect on his childhood.”

“The sudden economic shift had a profound impact on the local community, altering the social fabric for generations to come.”

Antonyms

02intellectually deep

C1 · Advanced Academic

adj. showing great knowledge or understanding of a difficult subject.

adj. requiring or exhibiting deep intellectual insight; reaching the core of a complex matter.

“The professor offered a profound explanation of the poem's meaning.”

“His latest book provides a profound analysis of the relationship between language and thought in early childhood development.”

03complete or total

C1 · Advanced Formal

adj. used to describe something that is complete or absolute, like silence or a medical condition.

adj. absolute or reaching to the furthest extent; often used to describe sensory deprivation or medical states.

“A profound silence fell over the room after she finished speaking.”

“The patient suffered from profound deafness in both ears following the infection.”

Antonyms

04physically deep

C2 · Proficiency Literary

adj. reaching far down below the surface.

adj. extending to a great depth physically; situated far below the surface.

“The divers explored the profound depths of the ocean trench.”

“The explorers stared into the profound darkness of the cavern, unable to see where the floor began.”

Synonyms

Antonyms

Collocations

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

Adjective

01. profound challenge

“The rapid aging of the population presents a profound challenge to the national healthcare system.”

adj + noun

02. profound change

“The invention of the internet has brought about a profound change in how we communicate.”

adj + noun

03. profound effect

“The new medication had a profound effect on his ability to manage chronic pain.”

adj + noun

04. profound impact

“Her teacher's encouragement had a profound impact on her decision to pursue a career in science.”

adj + noun

05. profound implication

“The discovery of water on Mars has profound implications for our search for extraterrestrial life.”

adj + noun

06. profound influence

“Classical philosophy continues to exert a profound influence on modern political thought.”

adj + noun

07. profound toll

08. profound consequences

09. profound implications

10. profound sadness

11. profound shock

Real-World Examples

“His fascination with serial killers is underpinned, he says, by a profound sympathy with their victims.”
The Guardian 15 Aug 2026
“The fact is, hormones can shape our lives in profound ways.”
The Guardian 12 Aug 2026

Etymology

From Middle English profound, profounde, from Anglo-Norman profound, from Old French profont, profonde, from Latin profundus (“deep, profound”), from prō + fundus (“bottom; foundation”).

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

Word family

ADJECTIVE

profound(C1)

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.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL 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: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Frequent
Level
C1 · AdvancedOxford
Updated

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