CMA: Course 1 - Lesson 1 (plural forms)

-a

-a

keep -a, add -e

-ax

drop -x, add -ces

-ex

drop -ex, add -ices

-ix

drop -x, add -ces

-ma

keep -ma, add -ta

-is

drop -is, add -es

-on

drop -on, add -a

-us

drop -us, add -i

-um

drop -um, add -a

-y

drop -y, add -ies

-nx

drop -x, add -ges