Englishcategory
noun
weedkillers fall into five broad categories:
class, classification, categorization, group, grouping, bracket, head, heading, list, listing, set;
type, sort, kind, variety, species, genre, breed, style, brand, make, model, family, stamp, cast, ilk, kidney;
grade, grading, order, rank, status;
division, section, department, compartment, pigeonhole.