VC – earth, earn

CV – fur, purr, 

CVC  – bird, burn, chirp, church, curl, dirt, herb, hurt, fern, first, girl, learn, nurse, pearl, perch, purse, search, skirt, shirt, stir, surf, third, turn, word, world, worm      

2 syllable – birthday, circus, dirty, early, thirsty

How to produce this sound

‘Er’ is made with lips pushed forward and the mouth open only a bit.

‘Hurt’ is a good word to start with  – vet or doctor clinic.