unblemished

verb (used with object)

1. to destroy or diminish the perfection of: The book is blemished by those long, ineffective descriptions.

noun

2. a mark that detracts from appearance, as a pimple or a scar.
3. a defect or flaw; stain; blight: a blemish on his record.

adjective

1. not blemished or tarnished in any way

noun

1. a defect; flaw; stain

verb

2. (tr) to flaw the perfection of; spoil; tarnish

adj.c.1300, from un- (1) “not” + past participle of blemish. Originally in moral sense; material sense is attested from mid-15c. v.early 14c., “to hurt, damage,” from Old French blemiss- “to turn pale,” extended stem of blemir, blesmir “to make pale; stain, discolor,” also “to injure” (13c., Modern French blêmir), probably from Frankish *blesmjan “to cause to turn pale,” or some other Germanic source, from Proto-Germanic *blas “shining, white,” from PIE root *bhel- (1) “to shine, flash, burn” (see bleach (v.)). The order of appearance of senses in Middle English is “hurt, damage;” “impair morally, sully” (late 14c.); “mar, spoil, injure” (early 15c.); “to mar the beauty or soundness of” (mid-15c.). Related: Blemished; blemishing. n.1520s, from blemish (v.). n.

1. A small circumscribed alteration of the skin considered to be unesthetic but insignificant.