insouciant

Insouciant is a related term of lax.

As an adjective insouciant

is carefree, nonchalant, indifferent; casually unconcerned.

Easygoing is a related term of insouciant.

As adjectives the difference between easygoing and insouciant

is that easygoing is (of a person) calm, relaxed, casual and informal while insouciant is carefree, nonchalant, indifferent; casually unconcerned.

Offhand is a related term of insouciant.

As adjectives the difference between offhand and insouciant

is that offhand is without planning or thinking ahead while insouciant is carefree, nonchalant, indifferent; casually unconcerned.

As an adverb offhand

is right away, immediately, without thinking about it.

Insouciant is a related term of slack.

As an adjective insouciant

is carefree, nonchalant, indifferent; casually unconcerned.

As a verb slack is

.

Insouciant is a related term of unmindful.

As adjectives the difference between insouciant and unmindful

is that insouciant is carefree, nonchalant, indifferent; casually unconcerned while unmindful is lacking awareness; oblivious.

Insouciant is a related term of dispassionate.

As adjectives the difference between insouciant and dispassionate

is that insouciant is carefree, nonchalant, indifferent; casually unconcerned while dispassionate is not showing, and not affected by emotion, bias, or prejudice.

Insouciant is a related term of languid.

As adjectives the difference between insouciant and languid

is that insouciant is carefree, nonchalant, indifferent; casually unconcerned while languid is languid.

Insouciant is a related term of heedless.

As adjectives the difference between insouciant and heedless

is that insouciant is carefree, nonchalant, indifferent; casually unconcerned while heedless is unaware, without noticing.

As adjectives the difference between incogitant and insouciant

is that incogitant is thoughtless; inconsiderate while insouciant is carefree, nonchalant, indifferent; casually unconcerned.

As adjectives the difference between insouciant and cavalier

is that insouciant is carefree, nonchalant, indifferent; casually unconcerned while cavalier is not caring enough about something important.

As a noun cavalier is

a military man serving on horse.