thoughtless

1. Marked by or showing lack of due thought or care.
2. Inconsiderate, inattentive.
3. Lacking thought or consideration.

Pronounced as (IPA)

/ˈθɔːtləs/

Etymology

From thought + -less.

Synonyms

careless

inconsiderate

rash

reckless

unthinking

heedless

frivolous

inattentive

indiscreet

hasty

light-headed

insensitive

negligent

absent-minded

uncaring

regardless

imprudent

muddle-headed

stupid

be casual

slovenly

unmindful

unconcerned

unadvised

unconsidered

unreasoning

be heedless

be imprudent

empty-headed

be careless

perfunctory

compromising

mindless

light-minded

neglectful

remiss

incautious

irrational

lax

foolish

carefree

inadvertent

flighty

irresponsible

senseless

feckless

brainless

easy

disgraceful

boor

Translations

irréfléchi

gedankenlos

bezmyślny

unbesonnen

sconsiderato

étourdi

desconsiderado

leichtsinnig

inconsidéré

desconsiderat

απρόσεκτος

unvorsichtig

nonchalant

Unbesonnenheit

insensé