EN

Synonyms for open

64 synonyms
34 antonyms
6 meanings

adjective
verb

Most common

naked transparent candid honest available accessible undecided open-face

Synonyms by meaning

Adjective

1. Naked

naked, transparent, candid, honest, frank, direct, undisguised, ingenuous, fair, simple, above-board, artless, heart-to-heart, sincere

2. Not closed

available, accessible, unobstructed, unimpeded

3. Undecided

undecided, unsettled, undetermined

4. Open-face — physically unobstructed, uncovered, etc. Of a sandwich, etc., composed of a single slice of bread with a…

open-face, open-faced

Other

public, free, exposed, gaping, unrestricted, clear, visible, unsealed, unprotected, overt, open-air, yawning

Verb

1. Expose

expose, spread, reveal, spread out, break, unfold, develop, lay open, expand, lay bare, exhibit, display, unveil, unfurl, deploy

2. Begin

begin, start, get, part, appear, initiate, raise IN, dawn, divide, commence

Other

unlock, gape, unseal, outspread

Antonyms

private, hidden, artful

All antonyms of open →

Definitions

adj. 1
Physically unobstructed, uncovered, etc. Of a sandwich, etc.: composed of a single slice of bread with a topping.
adj. 2
Physically unobstructed, uncovered, etc. Able to have something pass through or along it.
Come in – the door's open.
v. 1
To make or become physically unobstructed, uncovered, etc. To make or become accessible or clear for passage by moving from a shut position.
The door opened all by itself.
v. 2
To make or become physically unobstructed, uncovered, etc. To make or become clear by removal of objects and obstructions, so as to allow passage, access, or visibility.
The icebreaker opened the channel.

Related words

Word family: open-air open-and-shut open-back open-chain open-ear open-eared open-hearted open-minded
Phrases: lay open break open open up open-air open sea open fracture open ocean open proxy

Forms

Past participle: opened
e.g. opened → exposed, revealed, breaked, unfolded…

Choose the right word

Open, Bluff or Frank?

Bluff is a word of good meaning, as are frank and open.

J. C. Fernald, English Synonyms and Antonyms (1914)

Example sentences

frank Americans are frank enough to say what they think.
honest Say what you will, I think he is an honest person.
transparent This transparent liquid contains a kind of poison.
available Please inform me what options are available to me.
accessible Algeria has a lot of accessible natural resources.
public Everyone more or less likes showing off in public.

Popularity over time

Word	1850 → 2019	Trend
open		rising
frank		falling
honest		rising
transparent		rising
available		falling
accessible		rising

Use in printed books, per decade from 1850 to 2019.

By length

3 letters: get¹
4 letters: part¹, free¹, fair¹, dawn¹, gape¹
5 letters: start¹, clear¹, break¹, frank¹, begin², raise¹, naked², overt²
6 letters: public², simple², direct², spread¹, appear², honest², reveal², expand², divide², expose², unlock², deploy², candid², unfold²
7 letters: develop³, display², exposed², visible³, exhibit³, sincere², yawning², artless
8 letters: initiate⁴, commence², unsealed²
9 letters: available⁴, undecided⁴, unsettled³, unimpeded⁴, ingenuous⁴, outspread
10 letters: accessible⁴
11 letters: transparent³, unprotected⁴, undisguised³
12 letters: unrestricted⁴, undetermined⁴, unobstructed⁴

The small number after each word is its number of syllables (begin² = 2 syllables).

In other languages

Français: ouvert
Italiano: aperto
Español: abierto
Deutsch: offen
Català: obert