Akkadian

naḫnaḫatu - cartilage of the nose (CAD N₁ 140, AHw. 715)

Akk. < Arm. or vice versa?

Note a strategy of tri­ and quadriconsonantization here, namely stem reduplication. 

PWS
*nVḫ- - mucus, phlegm (SED I No. 197; Kogan 2011: 226)