harper, storm, billie and alexis are nice for both. also tibby from tabitha or theobald and gerry from geraldine or gerald.
xanthe, xanthia, alexia, lexi, lexia, christabel, christabella, emeline, emelina, emiliana, ianthe, iantha, africa, catalina, isis, xena, xenia, rosina, zena, rosella, beatrix, astrid, letitia, lettice, lettie, leta, lita, liddy, leto, letha, aletha, leda, latoya, victoria, tori, toria, adrienne, andrea, marguerite, malina, melina, malena, magdalena, magdalene, braelyn, berlin, constance, constantia, tatum, odette, aifric, clementina, gwyneth, gwendolyn, jenine, janet, jeanette, krissy, sandy, sandra, verity, vita, minerva, gaia, hera, simone, millicent, vivian, thomasina, judith, judy, arianne, ariadne, hettie, nettie, neta, zia, loretta, clemence, rosalie, claudette, mina, alanis.
and i like emiliano, xanti, vitus, clement, odo, constantine, juda, judas for a boy.