Answer:
-centesis
Step-by-step explanation:
By adding the suffix " -centesis " to the word ' Pneumono- ' , it becomes "Pneumonocentesis".
In medical terms Pneumonocentesis is process of artificial aspiration of the lungs. It is a medical surgery in which the lung is punctured and fluids like pus, blood and lymph are aspirated. It procedures helps in drawing breathe and supports cell oxygenation and easy breathing.
Hence the answer is -- "-centesis"