Bird, beard, bear, beer and... bare

"I speak such bad English that when I ask for a beer I do not know if they are going to bring me a bird, a beard, a bear or a beer"

bird = /bɜ(r)d/	the animal with feathers and wings, usually able to fly
beard = /bɪə(r)d/	the hair that some men allow to grow on the lower part of their face
bear = /beə(r)/	a large, strong wild mammal with a thick fur coat that lives especially in colder parts of the world
bare = /beə(r)/	without any clothes or not covered by anything
beer = /bɪə(r)/	an alcoholic drink made from grain and hops