ثَنَوْا • (ṯanaw) (form I)
ثُنُوا • (ṯunū) (form I)
ثَنُّوا • (ṯannū) (form II)
ثَنَّوْا • (ṯannaw) (form II)
ثُنُّوا • (ṯunnū) (form II)