A noun for “artist” in Quenya Notes (QN) from 1957, an agental form of maita- “to make art” (PE17/163). By itself it either meant a general “artist” or implied a “poet”, but it could be combined with other words for more specific types of artists: lindimaitar “composer, musician”, ondomaitar “sculptor”, etc.
Quenya
maitar
artist
maitar
noun. artist; poet
maitar noun "artist" (by itself usually: a poet), also compounded in lindimaitar "composer, musician", nyarnamaitar "storyteller", ondomaitar "sculptor in stone", (PE17:163)