Difference between Thoughtless and Unthinking

Thoughtless

Part of speech: adjective

Definition: Marked by or showing lack of due thought or care; careless. Inconsiderate, inattentive. Lacking thought or consideration.

Example sentence: It amazes me how sometimes people can be so thoughtless when they come to give you their opinion, especially around Caesarean sections and breastfeeding.

Unthinking

Part of speech: adjective

Definition: Without proper thought; thoughtless.Showing no regard; careless or unconcerned.

Part of speech: verb

Definition: To undo the process of thinking.