1 occurrence
'Impenetrable' in the Bible
They will cut down her forest," {declares} Yahweh, "for {it is impenetrable}. Yes, they are more numerous than locusts, and {they are without number}.
Bible Theasaurus
Defensible (1 instance)
Dense (17 instances)
Heavy (132 instances)
Impenetrable (8 instances)
Unintelligible (3 instances)