It (a thing)
spread. (
S,
O.) One says of a disease,
تفشّأبِهِمْ, (
AZ,
S,
O,) or
فِيهِمْ, (
K,) [and
تفشّى, and
تفسّأ,]
It spread among them: (AZ, S, O, K:) and
تفشّأهم
it became common, or
general, or
universal, among them. (
O.) -A2-
تفشّأ بِهِ
He mocked at him, or
derided him. (
O,
K.)