UNAFFECTED
unaffected
(adjective) undergoing no change when acted upon; “entirely unaffected by each other’s writings”; “fibers remained apparently unaffected by the treatment”
unaffected
(adjective) free of artificiality; sincere and genuine; “an unaffected grace”
unaffected, unmoved(p), untouched
(adjective) emotionally unmoved; “always appeared completely unmoved and imperturbable”
unaffected, insensible(p)
(adjective) unaware of or indifferent to; “insensible to the suffering around him”
Source: WordNet® 3.1
Adjective
unaffected (comparative more unaffected, superlative most unaffected)
Not affected or changed.
Lacking pretense or affectation; natural.
Noun
unaffected (plural unaffecteds)
Someone not affected, as by a disease.
Synonyms
• nonaffected (less common)
Verb
unaffected
simple past tense and past participle of unaffect
Source: Wiktionary
Un`af*fect"ed, a.
1. Not affected or moved; destitute of affection or emotion;
uninfluenced.
A poor, cold, unspirited, unmannered, Unhonest, unaffected, undone
fool. J. Fletcher.
2. Free from affectation; plain; simple; natural; real; sincere;
genuine; as, unaffected sorrow.
– Un`af*fect"ed*ly, adv.
– Un`af*fect"ed*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition