| Word | Definitions | Synonyms |
|---|---|---|
| matrisib | (noun) one related on the mother's side | Synonyms: enate, matrikin, matrilineal kin, matrilineal sib |
| patrisib | (noun) one related on the father's side | Synonyms: agnate, patrikin, patrilineal kin, patrilineal sib |
| sib | (noun) one related by blood or origin; especially on sharing an ancestor with another | Synonyms: blood relation, blood relative, cognate |
| (noun) a person's brother or sister | Synonyms: sibling |