Verb
waste away (third-person singular simple present wastes away, present participle wasting away, simple past and past participle wasted away)
(idiomatic) To lose energy and/or become weak and feeble.
She watched him waste away from lack of food or exercise.
He that loves a rosy cheek, Or a coral lip admires, Or from star-like eyes doth seek Fuel to maintain his fires,- As old Time makes these decay, So his flames must waste away. Thomas Carew
Don't even think of acting as a profession unless not doing it would cause you to sicken and waste away. William Lucking
Alas! the praise given to the ear Ne'er was nor e'er can be sincere- And does but waste away the mind On which it preys: in vain Would they in whom its poison lurks A worthier state attain. Letitia Elizabeth Landon
If you try to cleanse others - like soap, you will waste away in the process! Liberia Proverb
If you try to cleanse others - just like soap, you will waste away in the process. Madagascan Proverb
A lever operates a powerful fan and a suction hole slides open: the air stream carries the waste away. Source: Internet