(synonym) regulator (hypernym) control, controller (hyponym) timer (derivation) regulate, regularize, regularise, order, govern
A wreath is an assortment of flowers, leaves, fruits, twigs or various materials that is constructed to resemble a ring. In English-speaking countries, wreaths are used typically as household ornaments, mainly as an Advent and Christmas decoration. They are also used in ceremonial events in many cultures around the globe. Wreaths have much history and symbolism associated with them. They are usually made from evergreens and symbolize strength, as evergreens last even throughout the harshest wint
A garland is a circular arrangement of flowers, worn or hung for decoration. Think of the strings of pine and holly people hang at holiday time, or the ring of roses they put around the Kentucky Derby winner's neck. First recorded circa 1300, the word garland in the simplest terms means a circle of flowers or other greenery. Hawaiian leis are a type of garland, as are holiday wreaths and the little flower crowns that flower girls wear at weddings.