Hyphens are used to link words and parts of words. They are not as common today as they used to be, but there are three main cases where you should use them:
No. Fully, when used as an adverb, is not followed by a hyphen. :)
Yes, "year-end" should have a hyphen when used as an adjective, such as in "year-end report." However, when used as a noun, it can be written as "year end" without a hyphen. The hyphen helps clarify that the two words function together as a single descriptive term.
A hyphen is a punctuation mark used to join words and to separate syllables of a single word. Spaces should not be placed between a hyphen and either of the words it connects except when using a suspended or "hanging" hyphen.
Time frame should always be two words without a hyphen.
It should be hyphenated when it is being used as an adjective.
No, a hyphen is not needed.
Yes, "clean out" does not have a hyphen when used as a verb phrase. However, it can have a hyphen when used as an adjective phrase, as in "clean-out sale."
The punctuation mark that should be used in the social security number is the hyphen.
without a hyphen idiot
You should use a hyphen to represent years with more than two digits that end in a number other than zero, such as twenty-seven and one hundred and thirty-three. The hyphen is only used between the last two digits.
It should be hyphenated if it's being used as an adjective.
No, decision making does not have a hyphen. It is considered a compound noun that is used without a hyphen.