not connected or associated / not related by kinship

Not relenting; not yielding in strength, severity, or determination. / Having no pity; not being or becoming lenient, mild, gentle, or merciful

Not relative to something else; absolute.

(transitive) To remove from being in relation to something; to dissociate.

present participle of unrelate

Third-person singular simple present indicative form of unrelate

Not relational.

plural of unrelation

Lack or absence of relation

(manner, degree) In an unrelated manner. / (speech-act) Used to indicate that the accompanying statement is unrelated (unconnected) to a preceding statement or occurrence.