breath_breathe Grammar Nazi are not interchangable. breath - (breth) the air that moves in and out when you breathe breathe - (breeth) the act of moving air in and out of your lungs i.e., I'm so out of breath that I can't breathe! Thought you might like to know. 070703 ... u24 one I get wrong quite a lot. 070704 what's it to you? who go blather from