not BEING dumb
Ingurgitating means overeat or eat immodestly; is a word that starts and ends with ing.
Duckling.
meowing and annoying
"Sucking."
Cussing
It could be malingering.
writing
Matching
x-raying
ing
Gerunds are another word for the -ing words used in diamante poems. Gerunds are verbs that act as nouns by adding the -ing suffix.
The word "budding" describes a bush that is producing new growth or buds.