English Reference

Word

proper

Phoneticsprop·er, stress on the first syllable

US/ˈpɹɑpɝ/

UK/pɹˈɒpɐ/

Definitions

01correct or suitable

B1 · Intermediate

adj. correct, right, or suitable for a specific situation.

adj. conforming to established standards of behavior or suitability; appropriate for the circumstances.

“It is important to wear the proper clothes for a job interview.”

“The committee insisted that all members follow the proper procedure to ensure the final decision remained legally binding.”

02strictly defined

B2 · Upper Intermediate

adj. real or actual, used to distinguish the main part of something from its surroundings.

adj. denoting the central or essential part of something, strictly defined and excluding related areas; often used postpositionally.

“We live in the suburbs, not in the city proper.”

“While the suburbs have expanded significantly, the city proper maintains a much higher population density and a distinct administrative structure.”

Synonyms

03socially correct

B2 · Upper Intermediate Formal

adj. behaving in a way that is considered socially acceptable and polite.

adj. adhering strictly to social convention or formal etiquette.

“She was always very proper and never used bad language.”

“The Victorian era was characterized by a strict code of conduct that required individuals to remain proper in even the most casual social interactions.”

Synonyms

politeformaldecorous

Antonyms

rudeunrefined

04grammar/names

B1 · Intermediate Grammar Technical

adj. used to describe a name of a specific person, place, or thing that starts with a capital letter.

adj. designating a specific entity as a name, as opposed to a common class of things; typically capitalized.

“London and Mary are proper nouns, so they start with a big letter.”

“Students often struggle to distinguish between common nouns and proper nouns when learning the capitalization rules of English.”

Synonyms

Antonyms

05very or completely

C1 · Advanced British English · Dialect · Informal

adv. very, completely, or in a way that is real.

adv. functioning as an intensifier meaning 'thoroughly' or 'completely'.

“I was proper annoyed when I missed the last bus home.”

“By the time they reached the summit, the hikers were proper exhausted and ready to set up camp for the night.”

Usage

In this sense, 'proper' functions as an adverb modifying an adjective.

06religious service

C2 · Proficiency Plural noun Religion Technical · Formal

n. the parts of a church service that change depending on the date.

n. the parts of the Mass or Liturgy that vary according to the specific day in the liturgical calendar.

“The choir practiced the proper for the Easter Sunday service.”

“The priest consulted the missal to ensure the correct proper was used for the feast day of the patron saint.”

Antonyms

Collocations

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

Verb

01. ensure proper

“Please ensure proper ventilation when using these cleaning chemicals.”

verb + adj

02. maintain proper

“Athletes must maintain proper hydration during long training sessions.”

verb + adj

03. properly function

“The machine will not properly function if the safety guard is removed.”

adv + verb

Adjective

04. strictly proper

“It is important to follow the strictly proper procedure for filing a complaint.”

adv + adj

Noun

05. proper care

“With proper care, these leather boots will last for many years.”

adj + noun

06. proper channel

“You must submit your request through the proper channel.”

adj + noun

07. proper respect

“Young people should show proper respect to their elders.”

adj + noun

08. a proper meal

“I haven't had a proper meal all day, just a few snacks.”

09. in the proper manner

“The investigation was conducted in the proper manner according to the law.”

10. without proper supervision

“Children should not be allowed to use the pool without proper supervision.”

Etymology

From Middle English propre, from Anglo-Norman proper, propre, Old French propre (French: propre), from Latin proprius.

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

Word family

ADJECTIVE

proper(B1)

Related words

Idioms

Domains

GrammarMathematicsPhysics

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.B1 PreliminaryIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.4.0–5.0TOEFL 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: 3.0–3.544–71TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.550–784
Frequency
Common
Level
B1 · IntermediateOxford
Updated

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