Which combining form means colon?

The term that means pertaining to the side:

The prefix that means between:

This term means the front side of the body:

The suffix meaning condition, process:

Identify the combining form for death (of cells or whole body).

This plane runs across the body parallel to the ground:

This suffix means incision, cutting into:

This suffix means drooping, falling, prolapse:

Which of the following suffixes means deficiency?