inordinate

beyond normal limits; "excessive charges"; "a book of inordinate length"; "his dress stops just short of undue elegance"; "unreasonable demands"

ख़ुदा ख़ुद बड़ा रोज़ी देने वाला ज़ोरावर (और) ज़बरदस्त है

The postal system came to a standstill due to inordinate delay.