Two-character feminine transliteration:
莉 (lì, "Li-") +
丝 (sī, "-z/-s").
莉 (jasmine) and
丝 (silk) are both stock feminine characters in name transliteration.
莉丝 typically renders Liz, Lis, or the second half of
茉莉丝 (Mollys/Mollis-type names). Compare
丽兹 (Lìzī), another common rendering of Liz.