in Japanese morphology, a type of apophony caused typically found in compounds

complex (not simple or straightforward)

one's herald, an official messenger in uniform / an emissary, a special envoy

a battle or combat uniform: fatigues, battledress

wealth, good fortune, and longevity

good fortune comes to the homes of those who smile

a round trip, going back and forth / coming and going / (by extension) exchange (conversations, letters, etc.)

fortune and happiness will come to the home of those who smile

Kyūjitai form of 福禄寿

adrenal cortex (outer portion of the adrenal gland)