Persian Morphology
Word Formation and Derivation

Persian Suffix گاه (-gâh) attaches to all forms of words including nouns, adjectives and stems. This suffix mainly means "place of" but in certain derivations it means "time of" (a particular point in time). گاه is a very productive suffix.

WordDerivation
ایست
ârâyesh
stop
ایستگاه
ârâyeshgâh
stop, station
فروش
forush
selling, sale
فروشگاه
forushgâh
department store
درمان
darmân
cure
درمانگاه
darmângâh
clinic
خواب
khwâb
sleep
خوابگاه
khwâbgâh
dormitory
آزمایش
âzmâyesh
test, examination
آزمایشگاه
âzmâyeshgâh
laboratory
پالایش
pâlâyesh
refining
پالایشگاه
pâlâyeshgâh
refinery
آرایش
ârâyesh
make-up
آرایشگاه
ârâyeshgâh
hairdresser's, barber’s
کار
kâr
work
کارگاه
kârgâh
workshop
پژوهش
pazhuhesh
research
پژوهشگاه
pazhuheshgâh
research house/institute