Beloved of Tristram, 6 letters
Camelot lady, 6 letters
Tristan's love, 6 letters
Tristram's beloved, 6 letters
Tristram's lover, 6 letters
Wife of King Mark of Cornwall, 6 letters
(medieval legends) the bride of King Mark of Cornwall who fell in love with the king's nephew (Tristan) after they mistakenly drank a love potion that left them eternally in love with each other, 6 letters
An easy job, moving leadoff from first to third? Not sure (8), 6 letters