Ключевые слова: aid, brush, care, caries, certificate, clinic, concept, copy, decoration, deer, dent, dental, dentist, dentistry, discount, doctor, drill, education, empty, festive, gift, glass, hat, heart, hygiene, mask, medicine, mirror, mouth, orthodontist, pink, present, purchase, qualification, queue, reception, record, red, rinse, sale, seal, staff, tape, text, thread, tool, tooth, treatment, white, whitening,