There is no such word as fierceful. Etymologically, fierce is an adjective and one cannot be "full of fierce." An action would simply be fierce.The proper adjectives that are used are fierce, forcefulor ferocious.
The correct spelling is "fiercely."
Yes; that is the correct spelling of "galloping horse".
no (a horse)
The correct way would be 'a horse outruns an attacker', singlular horse, present tense.
The correct answer is that a horse lives on the land. Only a dead horse denigrates and becomes nutrients for the dirt. A dead horse than lives in the land.
The correct term for a female horse is a mare.
The correct answer is the Walter
Horse. Horsey is what little kids call them.
It means that the horse has the correct qualities needed to be a harness horse.
Yes, that is correct grammar.
Fearsome. Fiercem is close, but not actually a word.