The Em-Dash versus the Hyphen
The Hyphen: A hyphen is a single - mark on the keyboard. It is located between to the 0 and the = key. The hyphen is used to join two words together and to sep-ar-ate syllables in a single word. Hyphenated words can be tricky in English, so look up a word if you aren't sure it should be hyphenated. Do NOT USE hyphens as DASHES (see below). When to use it?: Compound verbs are either hyphenated or appear as one word. If you do not find the verb in the dictionary, hyphenate it. Example: To air-condition the school will be expensive. Usually (not always), we hyphenate when two or more adjectives are used in a sentence when they come before a noun and act as a single idea. Example: friendly-looking woman, grumpy-sounding teacher. When adverbs not ending in -ly are used as compound words in front of a noun, hyphenate. If the combination is used after the noun, do not hyphenate. Example: The well-known poet accepted his award. Most of the time we use a comma, not a hyp...