Yes,it is an adverb, but it has nothing to do with speed. Fastly means securely, as in made fast (tightly attached or anchored).
The adjective fast (quick) is also an adverb (quickly).
fastly
Yes, but not for fast referring to speed.The adverb fastly is an alternate form of the adverb "fast" meaning securely or tightly (tied or bound).
No fastly is not a word. Fast is an adverb so you can say: He ran fast.
It can be either, because there is no adverb form (fastly) for speed.A fast car (adjective)He drove fast (adverb)
Even though fastly is not a real word, there are two syllables in "fastly". "Fast-ly"However, quickly is a better adverb just to let you know. It also has two syllables. "Quick-ly"
There is no such word as "fastily." The adverb "fastly" means securely (made fast or attached). The word fast is the adverb used to mean speedy or quick.
well i do not know because its my homework to find out so tell me the answer
The word "swim" has no actual adverb form. The word "swimmingly" means smoothly or easily.
Fast can be both an adjective and an adverb for "moving fast" (rapid, rapidly), and for "held fast" (secure, securely). The car drove fast. (adverb) The line must be tied fast to the pier. (adverb) * The form fastly, when used, refers to this second meaning.
by swimming fastly
fastly.
no