relation

Relation is a related term of detail.

As nouns the difference between relation and detail

is that relation is relation while detail is detail.

Parallel is a synonym of relation.

As nouns the difference between parallel and relation

is that parallel is one of a set of parallel lines while relation is relation.

As an adjective parallel

is equally distant from one another at all points.

As an adverb parallel

is with a parallel relationship.

As a verb parallel

is to construct or place something parallel to something else.

Relation is a related term of friendliness.

As nouns the difference between relation and friendliness

is that relation is relation while friendliness is the quality of being friendly.

Pertinence is a related term of relation.

As nouns the difference between pertinence and relation

is that pertinence is the quality of being pertinent while relation is relation.

As nouns the difference between cognation and relation

is that cognation is a cognate relationship while relation is relation.

As a noun relation is

relation.

Relation is a related term of familiarity.

As nouns the difference between relation and familiarity

is that relation is relation while familiarity is the state of being extremely friendly; intimacy.

Relation is a related term of friendship.

As nouns the difference between relation and friendship

is that relation is relation while friendship is (uncountable) the condition of being friends.