Sentence:  On the other hand, by an inverse proportion, Deeriye's shortage of breath, his failure of <WSD>exhalative</WSD> power in the physical world, also connotes a corresponding enhanced inhalation of spiritual power— of God's breath — in his visionary realm, an intake of divine energy that leaves him physically breathless. 
Meaning of the word marked with <WSD> tags:  Pertaining to the process of exhaling.