What is the meaning of Ayu?

A sweetfish, an amphidromous fish of East Asia, the only member of its genus and family, Plecoglossus altivelis, named and prized for its sweet-tasting flesh. It is a game fish and is also subject to extensive aquaculture.

garlic (plant)

romanization of ᬳᬬᬸ

tree

wood, timber

leather

garlic

harmony

alternative spelling of hayu (good, happiness; welfare; beauty)

alternative form of ayuh, āyuṣa

a burn (landform)

manatee, the African manatee

beautiful, pretty

lovely

Rōmaji transcription of あゆ

Rōmaji transcription of アユ

romanization of ꦲꦪꦸ

dainty (Delicately small and pretty)

garlic

Source: wiktionary.org