mon·o·glot 
(mŏnə-glŏt′)
(mŏnə-glŏt′)n.
A person who knows only one language.
adj.
Knowing only one language; monolingual.
[MONO- + (POLY)GLOT.]
- choregus
- choreic
- choreograph
- choreographer
- choreographic
- choreographically
- choreography
- choriamb
- choriambic
- choric
- chorine
- chorioallantoic
- chorioallantois
- choriocarcinoma
- chorioid
- chorioid
- chorion
- chorionic
- chorionic villus
- chorionic villus sampling
- choripetalous
- chorister
- chorizo
- C horizon
- Chornobyl'