Аннотация:The article dwells on the issue beset with the level of usage of Arabic preposition “maa=with, together” in the Tajik literary language referring to the XIX-th century. It is underscored that the relevant preposition is considered to be one of the most productive ones. It is concluded that the preposition under study not only serves as the original one, but is used as a synonym of the following prepositions “maa=with”, maa=from” and “maa yake az=with one of the” either.