coherently

adverb
1
in a logical and well organized way that is easy to understand and clear
به طور منطقی, به صورت روان, به شکلی منسجم, به روشی واضح و قابل فهم
2
if somebody speaks coherently, they speak in a clear and sensible way that people can understand
به طور منسجم, به طور منطقی, به طور واضح و قابل فهم
He was in a state of shock, and unable to speak coherently.
opposite incoherently