زَوْجِيَّةٌ
and
زَوَاجٌ [The marriage-state, or simply marriage]: the latter is a subst. from زَوَّجَ, [i. e. a quasi-verbal noun,] like سَلَامٌ from سَلَّمَ, and كَلَامٌ from كَلَّمَ. (Msb.) You say, بَيْنَهُمَا
حَقُّ الزَّوْجِيَّةِ and
الزَّوَاجِ [Between them two is the right of the marriage-state, or of marriage]: (A, Msb:) and الزِّوَاجِ is also allowable as [a verbal noun of 3,] coordinate to المُزَاوَجَة. (Msb.)