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What is another word for loony?

Need synonyms for loony? Here's a list of similar words from our thesaurus that you can use instead.

Contexts ▼

Adjective

Not having a sound state of mind

Displaying a lack of sensibleness or judgment

Having a merry or cheerful nature or atmosphere

Funny or amusing, especially in a ludicrous or absurd way

Favoring fundamental, usually extreme, change in political or social conditions

A person with a disordered mental state, or seemingly so

A person who lacks intelligence

… more ▼

Adjective

▲

Not having a sound state of mind

flakey^US

flaky^UK

away with the fairies

round the bend

irrational

mad as a March hare

not the full shilling

not quite right in the head

not right in the head

have kangaroos in the top paddock

have bats in the belfry

not in your right mind

not of sound mind

severely mentally ill

a few cards shy of a full deck

a few sandwiches short of a picnic

one card shy of a full deck

deprived of one's wits

having kangaroos in the top paddock

severely mentally disordered

bemused

two sandwiches short of a picnic

one sandwich short of a picnic

as mad as a March hare

as mad as a hatter

maladjusted

traumatized^US

traumatised^UK

at the end of your tether

at wits' end

not knowing what to do with oneself

like a chicken with its head cut off

driven to distraction

in a fit

out of one's wits

more ❯

“He was deemed loony after his erratic behavior and nonsensical ramblings.”

Adjective

▲

Displaying a lack of sensibleness or judgment

flakey^US

flaky^UK

stupidly irresponsible

dead from the neck up

as thick as two short planks

thick as two short planks

not the full shilling

beyond the bounds of possibility

off-colour^UK

off-color^US

out of line

nonstandard

like nothing on earth

never to be forgotten

not worth considering

more ❯

“She made a loony decision to quit her stable job and pursue a career as a professional gambler.”

Adjective

▲

Having a merry or cheerful nature or atmosphere

full of the joys of spring

full of vim and vigour

lots of laughs

without a care in the world

as lively as a grig

as merry as a grig

bright-eyed and bushy-tailed

colorful^US

colourful^UK

beside oneself with joy

as happy as a sandboy

like a dog with two tails

like a child with a new toy

likable^US

marvelous^US

marvellous^UK

likeable^UK

more ❯

Adjective

▲

Funny or amusing, especially in a ludicrous or absurd way

without a care in the world

bright-eyed and bushy-tailed

off-the-wall

full of vim and vigour

lots of laughs

of good cheer

full of the joys of spring

as happy as a sandboy

tickled to death

beside oneself with joy

like a dog with two tails

more ❯

Adjective

▲

Favoring fundamental, usually extreme, change in political or social conditions

obstinately disobedient

without law and order

standing one's ground

disinclined to accept

more ❯

Noun

▲

A person with a disordered mental state, or seemingly so

antisocial personality

one who has a screw loose

one who has bats in the belfry

square peg in a round hole

oner

odd man out

round peg in a square hole

bad boy

odd one out

outlier

unconventional person

skeptic^US

unconventional thinker

independent-minded person

unconstrained thinker

sceptic^UK

more ❯

“I met a loony on the bus yesterday who was talking to invisible beings and wearing mismatched socks.”

Noun

▲

A person who lacks intelligence

person with learning difficulties

unsophisticated person

more ❯

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What is another word for loony?

Need synonyms for loony? Here's a list of similar words from our thesaurus that you can use instead.

Related Words and Phrases

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