fast

As an adverb cat

is how much.

As an adjective cat

is how much.

As a verb fast is

.

As verbs the difference between fast and raped

is that fast is while raped is (rape).

Unmovable is a related term of fast.

As an adjective unmovable

is not physically possible to be moved.

As a verb fast is

.

Fast is a synonym of expeditiously.

As a verb fast

is .

As an adverb expeditiously is

in an expeditious manner.

Fast is a synonym of steady.

As verbs the difference between fast and steady

is that fast is while steady is to stabilize something; to prevent from shaking.

As an adjective steady is

firm in standing or position; not tottering or shaking; fixed; firm.

As a noun steady is

(informal) a regular customer.

Fast is a synonym of mercurial.

As a verb Fast

is .

As a noun mercurial is

(obsolete) any of the plants known as mercury.

As an adjective mercurial is

(often capitalized, see (mercurial)) pertaining to the planet mercury.

Fast is a related term of libertine.

As a verb fast

is .

As a noun libertine is

(historical) someone freed from slavery in ancient rome; a freedman or libertine can be one who is freethinking in religious matters.

As an adjective libertine is

dissolute, licentious, profligate; loose in morals.

Fast is a synonym of solidly.

As a verb fast

is .

As an adverb solidly is

in a solid or firm manner.