I would think that it would be pronounced like
Lizzy. It's cute.
Lisea pronounced the way you like is fairly nice just not my first instinct.
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Favorite Names:
Leona,
Fiona,
Artemis,
Hazel,
Luna,
Serafina,
Vivian,
Dorothea,
Stella,
Aurora,
Ursa,
Clara,
Augustine,
Iris,
Maeve, Citrina,
Eleanor, Maple,
Callisto
Kieran,
Rowan,
Cedar,
Connor,
Arthur,
Magnus,
Finn,
Theron,
Xavier,
Teagan,
Quinn,
Cedric,
Adrian,
Julian,
Tristan,
Gavin, Gryphon