Tiering
The -ing form is waving.
end ear ing
Picning
There is no such word.The word mercy is a noun. Only verbs have an -ing form.
The -ing form of to get is spelled getting.
The -ing form is waving.
You would spell value with -ing on the end as valuing.When you add -ing to a verb, and that verb has a silent E on the end, you get rid of the E.
Typing
riding
centering
eye ehn gee
Practicing
end ear ing
planning
Picning
Chase+ing is spelled chasing. You drop the 'e' and add '-ing'. The cat was chasing his tail.
TIRED