1580s, "unskillful," from art (n.) + -less. Later also "uncultured, rude" (1590s); then "unartificial, natural" (1670s) and "guileless, ingenuous" (1713). Related: Artlessly; artlessness.
an artless manner
artless elegance
an artless translation
artisan
artist
artiste
artistic
artistry
artless
artsy
artwork
arty
arugula
ARVN