id·i·o·mat·ic 
(ĭd′ē-ə-mătĭk)
(ĭd′ē-ə-mătĭk)adj.
1.
a. Peculiar to or characteristic of a given language.
b. Characterized by proficient use of idiomatic expressions: a foreigner who speaks idiomatic English.
2. Resembling or having the nature of an idiom.
3. Using many idioms.
4. Peculiar to or characteristic of the style or manner of a particular group or people.
id′i·o·mati·cal·ly adv.
- inadvisable
- in aeternum
- in a fashion
- inalienability
- inalienable
- inalienably
- in all
- in (all good) conscience
- in all probability
- inalterability
- inalterable
- inalterably
- in a manner of speaking
- in a measure
- inamorata
- inamorato
- inamrinone
- in-and-in
- in-and-out
- inane
- inanely
- inanimate
- inanimately
- inanimateness
- inanition