specialize in

specialize in something

to limit oneself to or be specially trained to practice one particular thing. I specialize in tropical medicine. What do you specialize in?

Name	Pronounced	Usage
Ghyslaine	-	French
Dong	-	Chinese
Noemi	naw-E-mee (Italian)	Italian, German, Czech, Biblical Latin
Annets	['ænits]
RadomiŁA	rah-daw-MEE-wah	Polish
Keshia	-	African American