by_far

Fairly is a related term of by_far.

As an adverb fairly

is in a fair manner; clearly; openly; plainly; fully; distinctly; frankly.

As a prepositional phrase by_far is

(idiomatic) to a considerably large extent, easily.

Quite is a related term of by_far.

As a verb quite

is .

As a prepositional phrase by_far is

(idiomatic) to a considerably large extent, easily.

By_far is a related term of significantly.

As a prepositional phrase by_far

is (idiomatic) to a considerably large extent, easily.

As an adverb significantly is

in a significant manner or to a significant extent.

By_a_long_shot is a related term of by_far.

As prepositional phrases the difference between by_a_long_shot and by_far

is that by_a_long_shot is (idiomatic|usually|with a negative) by a wide margin; indicates a very big difference or disparity while by_far is (idiomatic) to a considerably large extent, easily.

Rather is a synonym of by_far.

As an adverb rather

is (obsolete) more quickly; sooner, earlier.

As a verb rather

is (nonstandard|or|dialectal) to prefer; to prefer to.

As an adjective rather

is (obsolete) prior; earlier; former.

As a prepositional phrase by_far is

(idiomatic) to a considerably large extent, easily.