Ключевые слова: alignment of teeth, apparatus, assistant, care, caries, cavity, check, client, clinic, cosmetic, cure, dental, dental clinic, dentist, dentistry, disease, doctor, emotion, happy, health, healthy, hospital, hygiene, ill, male, man, medical, medicine, modern, mouth, office, orthodontic, orthodontist, patient, repair, sad, smile, somatology, specialist, teeth, tool, tooth, toothache, treatment, visit, workplace,