ٱلْجَوَارِ ٱلْكُنَّسِ
Sentence structure
Both words continue the genitive description of ٱلْخُنَّسِ: ٱلْجَوَارِ is one adjective and ٱلْكُنَّسِ a second.
Ayah summary
Those described are running and withdrawing from view.
ٱلْجَوَارِ — Those that run
Grammar: A definite feminine-plural active-participle adjective, genitive; its underlying final yā is omitted in writing.
ٱلْكُنَّسِ — (and) disappear
Grammar: A definite plural genitive adjective, the second adjective in the sequence.