Challenging and Reckless

Challenging adjective - Requiring considerable physical or mental effort.

Reckless and challenging are semantically related. In some cases you can use "Reckless" instead an adjective "Challenging".

Nearby Words: challenge, challenged, challenger

Reckless adjective - Having or showing a lack of concern for the consequences of one's actions.

Challenging and reckless are semantically related. Sometimes you can use "Challenging" instead an adjective "Reckless".

Nearby Words: recklessness, recklessly