Words

Akkadian
mammû - frost (CAD M₁ 202)
Akkadian
manānu - sinews (CAD m1 208)

(pl.t.). To be analyzed as man­-ān-­, with ­-ān- as a plural suffix. In most contexts, however, can be equally treated as manān­-ū/ī, with a common masc. pl. suff. ­ū/ī. 

Akkadian
mannu - who (CAD M₁ 213, AHw. 603)
Akkadian
manziat - rainbow (CAD M1 230, AHw. 605)
Akkadian
māraku, mūraku - lenght, extend (CAD M1 266, CAD M2 217; AHw. 608, 675)
Akkadian
marāru - to be bitter (CAD M₁ 267, AHw. 609)
Akkadian
marāṣu - to fall ill (CAD M₁ 269, AHw. 609)
Akkadian
mardatu - fabric woven with several colors in a special technique (CAD M₁ 277)
OA, Mari, RS, Nuzi, MA, NA. The textile is of Western craftsmanship, in Mesopotamia occurs only in Mari, the lexeme must be also borrowed from WS
Akkadian
martu - gall, gall bladder (CAD M₁ 297, AHw. 614)
pl. marrātu
Akkadian
māru - son (CAD M₁ 308, AHw. 614)
Also mārtu ‘daughter’ (CAD M₁ 300, AHw. 614).