These are the terms I use when I’m making my patterns. Some stitches may have more names then one out in the crochet world but these are the one’s I’m using.
Ch – Chain
Ch-sp – chain space
Ch2 space – the space made from chaining 2 the previous row
Sl st – slip stich
St/sts – stitch/stitches
Sc – Single crochet
Hdc – Half double crochet
Dc – Double crochet
Sk – Skip
Mr – Magic ring
Vsc – Waistcoat single crochet
Vhdc – Waistcoat half double crochet
Sc2tog – Single crochet two together (decrease)
Hdc2tog – Half double crochet two together (decrease)
Dc2tog – Double crochet two together (decrease)
2sc – two single crochets in the same stitch (increase)
2hdc – two half double crochets in the same stitch (increase)
2dc – two double crochets in the same stitch (increase)
Sc3tog – Single crochet three together (decrease)
Hdc3tog – Half double crochet three together (decrease)
Dc3tog – Double crochet three together (decrease)
3sc – three single crochets in the same stitch (increase)
3hdc – three half double crochets in the same stitch (increase)
3dc – three double crochets in the same stitch (increase)
Fpsc – Front post single crochet
Fphdc – Front post half double crochet
Fpdc – Front post double crochet
Front post are made around the post of the previous round from the front of your work (right side of work facing you, hook inserts from the front)
Bpsc – Back post single crochet
Bphdc – Back post half double crochet
Bpdc – Back post double crochet
Back post are made around the post of the previous round from the back of your work (right side of work facing you hook inserts from the back)
Back loop – Back loop refers to the two loops you see when looking at your stitches from the top. The back loop is the loop that is facing away from you
Front loop – Front loop refers to the two loops you see when looking at your stitches from the top. The Front loop is the loop that is closest to you