Adia

It is composed of two syllables: "A" and "Dia".

Spelling	a
Closest English pronunciation	/ɑ:/
Hint	As the a in English "art".
Chinese Pinyin	ā á ǎ à
Common characters in names	阿

Spelling	dia
Closest English pronunciation	/djɑ:/
Hint	"do" + "yes" + "art". /dɪɑ:/ is also close.
Chinese Pinyin	diā diá diǎ dià
Common characters in names	(Common in language but rare in names) 嗲