• 1 · Religion and Magic
• 2 · Nature
• 3 · Human Being, Man in General
• 4 · Society, Civilization, Culture
• 5 · Abstract Ideas and Concepts
• 6 · History
• 7 · Bible
• 8 · Literature
• 9 · Classical Mythology and Ancient History

• Top
• 3 · Human Being, Man in General
• 31 · man in a general biological sense
• 31B · mind, spirit
• 31B6 · morphology of human expression
• 31B62 · morphology of facial expression
• 31B623 · morphology of facial expression ~ mouth
• 31B6231 · lips pressed together

31B62312 · whistling or hissing