Word Study
imperturbableness |
imperturbably |
imperturbation |
imperturbed |
imperviability |
imperviable
| impervious
| imperviousness
| impery
| impest
| impester
imperviable
WORDNET DICTIONARY
Adjective imperviable has 1 sense
- imperviable(a = adj.all) impervious - not admitting of passage or capable of being affected; "a material impervious to water"; "someone impervious to argument"
For further exploring for "imperviable" in Webster Dictionary Online