This is not a complete list of crochet abbreviations, but it is a good list for beginners. These are the abbreviations that I find that I use the most in my patterns. I will be adding to this list as I list free crochet patterns with new abbreviations in them. ch: chain st: stitch sl st: slip stitch sc: single crochet hdc: half double crochet dc: double crochet trc: triple crochet tr: treble crochet dtr: double triple crochet yo: yarn over sp: space sk: skip fpdc: front post double crochet bpdc: back post double crochet sc2tog: single crochet two together (decrease) bl: back loop blo: back loop only Crochet abbreviations are an important part of reading a crochet pattern. You can always come back to this as much as you need to!