Acuo

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

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	cuo
Closest English pronunciation	/tsʊɒ/
Hint	"hats" + "put" + "lot".
Chinese Pinyin	cuō cuó cuǒ cuò
Common characters in names	(Common in language but rare in names) 错 措