unrelated

As a letter s

is the letter s with a.

As an adjective unrelated is

not connected or associated.

As an adjective unrelated

is not connected or associated.

As a noun null is

zero, nil; the cardinal number before einn.

As adjectives the difference between untold and unrelated

is that untold is not told; not related; not revealed while unrelated is not connected or associated.

As adjectives the difference between unrelated and false

is that unrelated is not connected or associated while false is (label) one of two states of a boolean variable; logic.

As adjectives the difference between unrelated and nonrated

is that unrelated is not connected or associated while nonrated is not rated.

As adjectives the difference between irrational and unrelated

is that irrational is not rational; unfounded or nonsensical while unrelated is not connected or associated.

As a noun irrational

is a real number that can not be expressed as the quotient of two integers, an irrational number.

As adjectives the difference between independent and unrelated

is that independent is not dependent; not contingent or depending on something else; free while unrelated is not connected or associated.

As a noun independent

is a candidate or voter not affiliated with any political party, a free thinker, free of a party platform.

Incompatible is a related term of unrelated.

As adjectives the difference between incompatible and unrelated

is that incompatible is of two things: that cannot coexist; not congruous because of differences; irreconcilable; disagreeing while unrelated is not connected or associated.

As a noun incompatible

is (medicine|chemistry|chiefly|in the plural) an incompatible substance; one of a group of things that cannot be placed or used together because of a change of chemical composition or opposing medicinal qualities.

As adjectives the difference between discrete and unrelated

is that discrete is while unrelated is not connected or associated.

As adjectives the difference between unrelated and similar

is that unrelated is not connected or associated while similar is having traits or characteristics in common; alike, comparable.

As a noun similar is

that which is similar to, or resembles, something else, as in quality, form, etc.