The word "colf" is an archaic term that referred to a type of field game played in Scotland and the Netherlands. If you're looking for synonyms for this word, there are a few options you could consider. One possibility is the term "kolf," which is a similar game played in the Netherlands. Another option could be "hockey," which is a sport that shares some similarities with colf in terms of the equipment used and the objective of hitting a ball with a stick. Additionally, you might consider using the more modern term "golf," which evolved from the game of colf and is now widely recognized as a popular sport played around the world.