seed (e.g. of a plant); pip; kernel; stone (e.g. of a peach) ; progeny; offspring; issue; breed ; paternal blood; lineage ; sperm; semen; seed ; cause; source; seed; origin ; material (e.g. for an article); matter (e.g. of a story); subject (of discussion); theme; (news) copy; source (of a story) ; ingredient; main ingredient (of a piece of sushi); leaven ; mechanism (of a magic trick, etc.); secret; trickery ; 10-point card; tane; animal card