The lead wall was impervious to radiation.
He is impervious to her bad temper.
i am impervious to your insults
Due to his trauma, the man was impervious to pain. The concrete floor was impervious to rain. The center for NORAD is buried under Cheyenne Mountain, and designed to be nearly impervious to nuclear attack.
I am impervious from bullets and I destroyed the robbers.
The book is so well researched it's impervious to criticism.
A garden fish-pond needs an impervious lining.
The rain poured down, but the impervious roof kept us dry.
She remained impervious to the criticism and continued with her work.
The word impervious means 1) unable to be penetrated 2) preventing passage past or through
"Edgar's tent was impervious to rain water, so he stayed nice and dry inside it".
im
Radiopaque
sloppy disheveled