The word "thoughtless" in English means: Not thinking about the needs and feelings of other people., Done or said without any thought; not showing care or consideration..
The phonetic transcription of "thoughtless" is /ˈθɔːtləs/ in British English and /ˈθɔːtləs/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "thoughtless": inconsiderate, selfish, insensitive, careless.
Example usage of "thoughtless": "It was thoughtless to forget her birthday.". More examples on the page.