their

Angliana

• lia

(when necessary to indicate gender) ilia; (feminine) elia; olia; (pl. forms: lii, ilii, elii, olii, rarely used);

(reflex pronoun) sua (pl. sui).

they and their friends - li e lia amiki.

theirs - lia.

this house is theirs - ca domo esas lia, co esas lia domo.