Yes, you can. When you add -ing to the verb to double, it forms the present participle, present tense of the verb doubling.
Example: We are doubling the recipe to have enough for the whole class.
The present participle of the verb also functions as an adjective, example:
(a doubling effect), and a gerund (doubling is the inverse of halving).
Hopping. I don't know why but you double the p.
ing of add some spice
It would be a gaping hole. Gape ends in 'e' so you drop the 'e' before adding '-ing'. However, on a word that ends in a consonant, such as "hop", you double the last letter and add -ing (hopping).
You could add the suffix -ing to it to make the word removing.
Going over educational material, or examining something closely, is called studying.
Hopping. I don't know why but you double the p.
The word "die" would become "dying" when adding "ing" to it.
Before you add -ing to nap, you add another -p: napping
Remove the 'e' of 'dance' and add 'ing' as a suffix, to form 'dancing'.
ing of add some spice
Chase+ing is spelled chasing. You drop the 'e' and add '-ing'. The cat was chasing his tail.
When you add -ing to any verb you get the present participle form:walk - walking listen - listening glisten - glistening
If it is happening or still happening, you need to add 'ing' to the verb. Of course, there are numerous spelling rules on adding 'ing', such as the following examples: smiling, asking, sobbing, admitting, picnicking, stopping
Just and the "ing" to the word "worry" the end result is "worrying"
It would be a gaping hole. Gape ends in 'e' so you drop the 'e' before adding '-ing'. However, on a word that ends in a consonant, such as "hop", you double the last letter and add -ing (hopping).
controlling
Just add -ing wading