careless

As adjectives the difference between arbitrary and careless

is that arbitrary is (usually|of a decision) based on individual discretion or judgment; not based on any objective distinction, perhaps even made at random while careless is (lb) free from care; unworried, without anxiety.

As a noun arbitrary

is anything arbitrary, such as an arithmetical value or a fee.

As adjectives the difference between careless and cynical

is that careless is (lb) free from care; unworried, without anxiety while cynical is of or relating to the cynics, a sect of ancient greek philosophers who believed virtue to be the only good and self-control to be the only means of achieving virtue.

As adjectives the difference between abrupt and careless

is that abrupt is (obsolete|rare) broken away (from restraint) while careless is (lb) free from care; unworried, without anxiety.

As a verb abrupt

is (archaic) to tear off or asunder .

As a noun abrupt

is (poetic) something which is ; an abyss .

As adjectives the difference between impromptu and careless

is that impromptu is improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned while careless is (lb) free from care; unworried, without anxiety.

As a noun impromptu

is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo.

As adjectives the difference between bold and careless

is that bold is courageous, daring while careless is free from care; unworried, without anxiety.

As a noun bold

is a dwelling; habitation; building.

As a verb bold

is to make (a font or some text) bold.

As adjectives the difference between impetuous and careless

is that impetuous is making arbitrary decisions, especially in an impulsive and forceful manner while careless is (lb) free from care; unworried, without anxiety.

As adjectives the difference between fearless and careless

is that fearless is free from fear while careless is free from care; unworried, without anxiety.

As a noun idiot

is (slang|derogatory) a proponent of intelligent design.

As an adjective careless is

(lb) free from care; unworried, without anxiety.

As adjectives the difference between easy and careless

is that easy is comfortable; at ease while careless is free from care; unworried, without anxiety.

As an adverb easy

is in a relaxed or casual manner.

As a noun easy

is something that is easy.

As a verb easy

is to easy-oar (stop rowing.

Slick is a related term of careless.

As a proper noun slick

is a term of address, generally applied to males, possibly including strangers, implying that the person addressed is slick in the sense of "sophisticated", but often used sarcastically.

As an adjective careless is

(lb) free from care; unworried, without anxiety.