aeration vs poo

aeration

• The process by which air is circulated through or mixed with a substance such as soil or a liquid. 

• By extension, a process in which other gases (such as carbon dioxide or nitrogen or argon) are circulated through or mixed with a substance (usually liquid), sometimes with the consequence of increasing the transfer of air into the same liquid at the surface due to the induced circulation. 

poo

• A piece of feces or an act of defecation. 

• Champagne. 

• Cannabis resin. 

• A poodle crossbreed. 

• Feces. 

• To defecate. 

• To dirty something with feces. 

• Expressing annoyance, frustration, etc.: a minced oath for 'shit'.