Words

Akkadian
rubāˀu - king, ruler (CAD R 395; AHw. 992)
Akkadian
rubṣu - womb (CAD r 395, AHw. 991)

Middle Babylonian 

Akkadian
ruqqû - to prepare perfume (CAD r 420)
Akkadian
ruššû - to behave thoughtlessly (CAD R 429, AHw. 996)
Akkadian
ruˀtu - spittle, slaver, saliva, phlegm, mucus; sap (CAD R 435, AHw. 997)
Akkadian
ruˀu - friend, companion (CAD R 439, AHw. 998)
Akkadian
ruˀubbāˀu - compensation (CAD R 440)
Akkadian
saˀālu - to cough (CAD S 1, AHw. 999)
Akkadian
sâbu - to draw water (CAD S 9, AHw. 1000)
Akkadian
sabû - to brew beer (CAD S 5, AHw. 1000)

sābû, f. sābītu ‘innkeeper’ (CAD S 5)