In-fect, llynu, adwytho; llygru
In-fer, casglu, tynu casgliad
In-fest, dygnflino, aflonyddu
In-firm, egwan: gwanhau
In-flame, ennyn, fflamio
In-flate, ymchwyddo
In-flect, plygu i fewn, troi
In-flict, rhoddi cosb, cosbi
In-flux, dylifiad, ymlanwad
In-fold, dyblygu; amwisgo