If you write fun loving guy with no punctuation, it could be read as either fun-loving guy (a guy who loves fun) or fun, loving guy (a guy who is fun and loving). ... If you write big headed person with no hyphen, everyone will know that you mean a person who has a big head, not a person who is big and has a head.25 abr 2016
Do you hyphenate unhappy?
A prefix attaches to the beginning of a word (known as the root or stem word) to change its meaning. The vast majority of prefixes don't require a hyphen when they are attached to the root. Here are just a few examples: un + happy = unhappy (not happy)