smell up vs snot

smell up

• To have an unpleasant odour. 

• To fill up with an unpleasant odour. 

snot

• To sniff or snivel; to produce snot, to have a runny nose. 

• To blow, wipe, or clear (the nose). 

• Mucus, especially mucus from the nose. 

• The flamed out wick of a candle. 

• A contemptible child. 

• A blemish or encumbrance that one exercises out of something.