Abnus is a Persian name for boys and girls that means ebony, which is a dense and expensive type of wood that can sink in water, used for making musical instruments. It is not a Quranic name but Muslims can use it since it doesnt have a bad meaning.
Abou is an Arabic name for boys that means beauty and glow of the face. This name shouldnt be confused with the word Abu which means father of. In Arabic they are two different words with different roots and spellings.
Absaar is a direct Quranic name for boys and girls that means vision, insight, keenness, perception, intellect, intelligence, discernment. BLANKENTER And remember Our servants, Abraham, Isaac and Jacob those of strength and [religious]. (Quran 38:45)