ثَمَلُوا • (ṯamalū) (form I)
ثَمِلُوا • (ṯamilū) (form I)
ثُمِلُوا • (ṯumilū) (form I)
ثَمَّلُوا • (ṯammalū) (form II)
ثُمِّلُوا • (ṯummilū) (form II)