In other words, related

• accretion, noun. The process of growth or enlargement by a gradual buildup.
• agnate brother/agnate sister, noun. A half sibling sharing the same father but having a different mother.
• alopecia, noun. The partial or complete absence of hair from areas of the body where it normally grows; an immune condition that causes baldness.
• aphasia, noun. The loss of ability to understand or express speech, caused by brain damage.
• brother-german, noun. A brother through both father and mother, a full brother.
• credentialism, noun. Belief in or reliance on formal qualifications (esp. academic degrees) as the best measure of a person's ability, intelligence, status, etc.
• cuckold, noun. A man whose wife is sexually unfaithful, often regarded as an object of derision.
• esoteric, adjective. Very unusual and understood or liked by only a small number of people, especially those with special knowledge.
• exoteric, adjective. Intended or suitable for people generally, not only for some people.
• fricative, noun. A consonant characterized by frictional passage of the expired breath through a narrowing at some point in the vocal tract.
• gematria, noun. A method of interpreting the Hebrew scriptures by computing the numerical value of words, based on those of their constituent letters (developed by practitioners of Kabbalah).
• gratuitously, adverb. Without good reason; unjustifiably; free of charge.
• half-brother, noun. A brother related through one parent only.
• half-sister, noun. A sister related through one parent only.
• Midrash, noun. An ancient commentary on part of the Hebrew scriptures, attached to the biblical text.
• monophobia, noun. The fear of being alone.
• paleography, noun. The study of ancient writing systems and the deciphering and dating of historical manuscripts.
• putative, adjective.  Generally considered or deemed such; reputed.
• siloed, adjective. Kept in isolation in a way that hinders communication and cooperation.
• sister-german, noun. A sister through both father and mother, a full sister.
• uterine brother/uterine sister, noun. A half sibling sharing the same mother but having a different father.
• stepbrother/stepsister, noun. A sibling of one’s stepparent by a former partner.
• stepmother/stepfather, noun. The spouse of one’s parent when distinct from one’s natural or legal parent.
• sibyl, noun. Any of certain women of antiquity reputed to possess powers of prophecy or divination; a female prophet or witch.
• trope, noun. Any literary or rhetorical device, as metaphor, metonymy, synecdoche, and irony, that consists in the use of words in other than their literal sense; a phrase, sentence, or verse formerly interpolated in a liturgical text to amplify or embellish.
• vaticinate, verb (used with or without object). To prophesy.