Ingurgitating means overeat or eat immodestly; is a word that starts and ends with ing.
reading
digging
uncaring
No, only the present participle form always ends in -ing.
a gerund is a verb used as a noun that ends in -ing and an infinitive is a verb used as an adjective and often ends in -ing or -ed
Duckling.
It could be malingering.
Dumpling Herring
Fascinating is an adjective. It begins with f and ends with ING.
not BEING dumb
meowing and annoying