Leto vs Latona

Leto and Latona both are nouns.

Word	Noun	Adjective	Verb	Adverb
Leto	Yes	No	No	No
Latona	Yes	No	No	No

As nouns, Leto and Latona are synonyms defined as:

Leto and Latona: wife or mistress of Zeus and mother of Apollo and Artemis in ancient mythology; called Latona in Roman mythology

Leto (noun)	Latona (noun)
wife or mistress of Zeus and mother of Apollo and Artemis in ancient mythology; called Latona in Roman mythology	wife or mistress of Zeus and mother of Apollo and Artemis in ancient mythology; called Latona in Roman mythology