Cero
[ˈseɾo]Background Story
Cero is an English word for a sawfish, formed as a corruption of the Spanish sierra. The sources checked do not record it as a personal name.
Temperament

Related Names
Caido
Cito
Coda
Italian coda, "tail"
Coro
It can refer to a variety of meanings including 'heart' or 'core' in Spanish.
Cree
From the name of a Native American people of central Canada
Dali
Recorded as a given name in Spanish, Georgian Mythology, Chinese, English and Burmese
Mero
Not documented as a word with a meaning in the sources checked
Palo
Spanish for stick or pole; in Finnish, a burnt clearing or beacon fire
Paso
A Finnish surname, a variant of Pasanen
Xela
A short form of the name nxela