Ключевые слова: ache, aching, acute, anxiety, bad, care, caries, closeup, dental, dentistry, despair, discomfort, disease, face, grief, grimace, hand, head, headache, heal, hurt, illness, indoors, inflammation, injury, male, man, migraine, mouth, pain, painful, people, periodont, periodontal, periodontitis, problem, pulpitis, sick, sickness, sore, stress, suffer, suffering, teeth, tooth, toothache, touch, touching, treatment, wisdom,