Careless and Up and down

Careless adjective - Not paying or showing close attention especially for the purpose of avoiding trouble.

Up and down and careless are semantically related In some cases you can use "Up and down" instead an adjective "Careless".

Nearby Words: care, careful, carelessly, carelessness

Up and down adverb - Moving backward and forward along a given course.

Careless and up and down are semantically related in given to sudden behavior change topic. Sometimes you can use "Careless" instead an adjective phrase "Up and down", if it concerns topics such as tending to act without thought.