IPA: /ˈkræftər/
KK: /ˈkræftɚ/
A person who makes things skillfully by hand, often as a hobby or small business.
She is a talented crafter who creates beautiful handmade jewelry.
Crafter is formed from "craft" (from Old English "cræft", meaning skill or art) and "-er" (meaning a person who). A crafter is a person skilled in a particular art or craft.
Think of someone who has a special 'skill' ('craft') and is a 'person' ('-er') — that's what a crafter is.