Ключевые слова: abstract, abstraction, ancestry, argument, argumentation, billet, blood, bloodline, blueprint, business, cable, channel, contrast, convention, course, crease, crinkle, demarcation, descent, design, figure, formula, furrow, geometric, job, line, lineage, melody, normal, note, occupation, origin, outline, parentage, pedigree, pipeline, practice, precis, shape, stemma, stock, strain, synopsis, triangle, triangulum, trigon, trilateral, tune, wrinkle,