Antonyms
Synonyms
Etymology

1. thoughtlessness

noun. the trait of not thinking carefully before acting.

Etymology

  • thoughtlessness (English)
  • -ness (English)
  • thoughtless (English)
  • -less (English)

2. thoughtlessness

noun. the quality of failing to be considerate of others.

Etymology

  • thoughtlessness (English)
  • -ness (English)
  • thoughtless (English)
  • -less (English)
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