American /British terminology

British Term	United States
Double Crochet(DC)	Single Crochet(SC)
Half Treble(HTr)	Half Double Crochet(HDc)
Treble(Tr)	Double Crochet(DC)
Miss	Skip
Slip Stitch(SS)	Slip Stitch(Sl St)
Tension	Gauge
Yarn over hook(YOH)	Yarn Over(YO)