From Wiktionary, the free dictionary
نَجَمْتُنَّ • (najamtunna) (form I) /na.d͡ʒam.tun.na/
- second-person feminine plural past active of نَجَمَ (najama)
نَجَّمْتُنَّ • (najjamtunna) (form II) /nad͡ʒ.d͡ʒam.tun.na/
- second-person feminine plural past active of نَجَّمَ (najjama)