im·per·vi·us^[1]

Similar to impervius

• imperceptus – unknown, unperceived
• imperterritus – undaunted
• impertior – to bestow
• impius – irreverent, ungodly, unpatriotic, wicked, without respect
• impirius – fiery
• imbecillitas – indisposition
• imbellis – unwarlike
• imbibo – conceive, drink in, imbibe, think up
• imbrium – of rain
• imbuo – dye, saturate, steep, to become used to, to imbue, to soak, to stain