So many names.
One that feels right.

Younger

Just; righteous

Just; fair

Great; large

Modern name; possible Casey connection

Form of Cade; meaning uncertain

Modern name with disputed origins

Meaning depends on the intended name family

Close friend

sea; warrior; triumph

Modern name; proposed origins vary

Acquired, in the biblical interpretation of Cain

The name; the namesake

White water lily

The victorious, through Cairo

The right or opportune moment

Modern name; no established single meaning

Emperor

Modern name without a single established meaning

Meaning depends on kanji; sea and soaring are possible elements

Form of Caius; ancient meaning uncertain

Improvement

Emperor

Short form of several names; meaning depends on its source