Adjective

(en adjective)

Unaffected or unable to be affected by.

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, 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)

Not allowing or affording rest.

The night before his wedding was a restless one.

Without rest; unable to be still or quiet; uneasy; continually moving.

He was a restless child.

She sat, restless and nervous, and tried to concentrate.

Not satisfied to be at rest or in peace; averse to repose; eager for change; discontented.

A restless ambition.

Deprived of rest or sleep.

They remained restless , sitting by the window the entire night.