thoughtlessly
Done without thinking.
Adverb
- Done without thinking.
- He thoughtlessly invited her to come jogging, as he knew she hated exercise.
- The railway ran through the resort's narrow streets up to Weymouth Quay station, with thoughtlessly parked vehicles sometimes having to be bumped out of the way. - 2023 December 27, Stephen Roberts, “Bradshaw's Britain:...
Origin
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 Proto-Indo-European *leyg-der. Proto-Germanic *līkąder. Proto-Germanic *-līkaz Proto-Germanic *-ê Proto-Germanic *-līkê Proto-West Germanic *-līkē Old English -līċe Middle English -ly English -ly English thoughtlessly From thoughtless + -ly.