IMPERCEPTIBLE, IMPERCEPTIBLY
ADJECTIVES
► IMPERCEIVABLE imperceptible → a1617
► UNKENNABLE imperceptible, inconspicuous → 1905 Eng. dial. (Bk.)
ADVERBS
► UNAPPREHENSIVELY undiscoverably, imperceptibly → a1659 obs.
ADJECTIVES
► IMPERCEIVABLE imperceptible → a1617
► UNKENNABLE imperceptible, inconspicuous → 1905 Eng. dial. (Bk.)
ADVERBS
► UNAPPREHENSIVELY undiscoverably, imperceptibly → a1659 obs.