S: (n) brush, brushing (the act of brushing your teeth) "the dentist recommended two brushes a day"
S: (n) brush, brushing (the act of brushing your hair) "he gave his hair a quick brush"
S: (n) brush (contact with something dangerous or undesirable) "I had a brush with danger on my way to work"; "he tried to avoid any brushes with the police"