Words

Akkadian
arāru - to rot, to discharge a putrid liquid, to defecate (CAD A₂ 237, AHw. 65)

Var. , ḫarāru
Perhaps related to PWS *ḫVrˀ- 'excrement, dregs'.

Akkadian
arḫu - cow (CAD A₂ 263, AHw. 67)
Akkadian
āribu - crow, raven (CAD A₂ 265, AHw. 68)
Akkadian
arkabu - (kind of) bat (CAD I 177, AHw. 67, Civil 1984a)

Var. , irkabu, argabu.
Probably related to PS *ˁakbar- 'mouse, jerboa' with a meaning shift and metathesis. The phonetic shape of the Akk. term and its meaning have been convincingly established in a special study Civil 1984a (contrast ‘a bird’ in CAD I 177, ‘Taube’ in AHw. 67; note that the translation ‘bat’ is present in some earlier studies such as Landsberger 1934 97, Biggs 1967 25).

Akkadian
arku - long, tall (CAD A₂ 283, AHw. 69)
Akkadian
armu - buck (of gazelle or mountain goat) (CAD A₂ 293, AHw. 69)
Akkadian
arnabu - hare (CAD A₂ 294, AHw. 70)
Akkadian
arrabû - jerboa (CAD A₂ 302, AHw. 70)
Akkadian
arru - bird used for decoy (CAD A₂ 305, AHw. 71)
Akkadian
aru - frond, leaf, foliage (CAD A₂ 311, AHw. 71)

Var. artu.
Cf. discussion in Kogan 2012a:233.