In-form, hysbysu, cyfarwyddo
In-fract, tori, dryllio
In-fringe, tori cytundeb, troseddu
In-fuse, tywallt i mewn; mwydo
In-got, clamp
In-hale, atanadlu, iddanadlu
In-ject, taflu i fewn, chwistrellu
In-join, gorchymmyn, erchi
In-jure, niweidio, colledu
In-land, canoldir; canoldirog