What is the meaning of Js?

plural of j

Acronym of just saying.

Abbreviation of just.

used in conjunction with nj (or sometimes nn) to negate nominal sentences, adjectival sentences of possession, and rhemes of emphatic clauses.

serves as a complementizer to convert a sentence into a subordinated noun or adverbial clause; that, for

alternative form of jz (“tomb”)

alternative form of jzr (“tamarisk”)

Source: wiktionary.org