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thoughtless

1 ENTRIES FOUND:
thoughtless /ˈθɑːtləs/ adjective
thoughtless
/ˈθɑːtləs/
adjective
Britannica Dictionary definition of THOUGHTLESS
[more thoughtless; most thoughtless]
: not showing concern for the needs or feelings of other people : inconsiderate
opposite thoughtful

— thoughtlessly

adverb

— thoughtlessness

noun [noncount]