Wiktionary
defectless
a. without a defect
Usage examples of "defectless".
My friend told the medium that when his relative was in this poor world, he was endowed with an extraordinary intellect and an absolutely defectless memory, and it seemed a great pity that he had not been allowed to keep some shred of these for his amusement in the realms of everlasting contentment, and for the amazement and admiration of the rest of the population there.