1834. Standard, 13 Feb., 4/5. Persons who pride themselves upon a knowledge of heraldry and genealogical research have pronounced it to be nearly error-less.
1856. Ruskin, Mod. Paint., III. IV. viii. § 18. It brings out the positive creature, errorless, unquestionable.
1868. Geo. Eliot, Sp. Gipsy, 234. Shipwrecked man Sees that full light is errorless despair.
1878. P. Bayne, Purit. Rev., viii. 338. His Satan incarnates with errorless accuracy the Puritan conception of superlative sin.
Hence Errorlessness, the state or condition of being free from error.
1875. Holyoake, Hist Co-oper. Eng., I. 244. Sincerity does not connote or imply errorlessness.