Break down and Nose-dive

Break down verb - To arrange or assign according to type.

Nose-dive and break down are semantically related in descend topic. In some cases you can use "Nose-dive" instead a verb "Break down".

Nose-dive verb - To go to a lower level especially abruptly.

Break down and nose-dive are semantically related in descend topic. Sometimes you can use "Break down" instead a verb phrase "Nose-dive".