Thoughtless Meaning
/ˈθɔːtləs/Definition, CEFR level B2, pronunciation, examples, and quiz.
Listen pronunciation
Definition
adjMarked by or showing lack of due thought or care.
adjInconsiderate, inattentive.
Sentence Examples
How thoughtless of you to do that.
It's thoughtless of her to say so.
Thoughtless speech may give rise to great mischief.
Synonyms & Antonyms
Synonyms:
None
Antonyms:
CEFR Practice Quiz
His very ____ comment at the party last night hurt her feelings deeply.
CEFR Practice Quiz (Alternate)
Leaving the gate open was a very ____ thing to do, as it allowed several of the farm animals to escape into the road today.
Word Origin & History
Etymology tree Proto-Indo-European *teng-der. Proto-Germanic *þankijaną Proto-Germanic *þanhtaz Proto-West Germanic *þą̄ht Old English þōht Middle English thought English thought Proto-Indo-European *lewh₁- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Proto-Germanic *-lausaz Proto-West Germanic *-laus Old English -lēas Middle English -les English -less English thoughtless From thought + -less.
Literary Quotations & Historical Citations
"In thoughtless and breathless fear I rushed forward to avoid this host of demons, but while flying thus still more frightful and distorted shapes appeared, and I fancied I felt their hands clutching me."
— 1886, Peter Christen Asbjørnsen, translated by H.L. Brækstad, Folk and Fairy Tales, page 281:
Explore More B2 Vocabulary Words
CEFR Practice Quiz
His very ____ comment at the party last night hurt her feelings deeply.
CEFR Practice Quiz (Alternate)
Leaving the gate open was a very ____ thing to do, as it allowed several of the farm animals to escape into the road today.