Adjective

(en adjective)

Unaffected or unable to be affected by.

*

, title=(The Celebrity), chapter=5 , passage=Although the Celebrity was almost impervious to sarcasm, he was now beginning to exhibit visible signs of uneasiness, the consciousness dawning upon him that his eccentricity was not receiving the ovation it merited.}}

Preventive of any penetration; impenetrable, impermeable, particularly of water.

Immune to damage or effect.

Adjective

(en adjective)

More or most likely to be exposed to the chance of being attacked or harmed, either physically or emotionally.

* {{quote-news, year=2012, date=June 29, author=Kevin Mitchell, work=the Guardian

, title= Roger Federer back from Wimbledon 2012 brink to beat Julien Benneteau , passage=The elimination of Federer after Nadal's loss to Lukas Rosol would have created mild panic among the fans of these gloriously gifted but now clearly vulnerable geniuses. }}

* {{quote-magazine, date=2013-07-19, author= Mark Tran

, volume=189, issue=6, page=1, magazine=(The Guardian Weekly) , title= Denied an education by war , passage=One particularly damaging, but often ignored, effect of conflict on education is the proliferation of attacks on schools

(computing) More likely to be exposed to malicious programs or viruses.