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."
No, decision making does not have a hyphen. It is considered a compound noun that is used without a hyphen.
prerequisite or requisite
No. Fully, when used as an adverb, is not followed by a hyphen. :)
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.
The word "hyphen" is a noun. It refers to a punctuation mark (-) used to join words or parts of words together.
It used to be that a hyphen was used in prefix words. Now it is without hyphen. He wanted to reestablish control.
A hyphen (-) is used to indicate the division between a word's syllables.
It usually is, but is occasionally seen without a hyphen and spelt as one word
The hyphen is a dash used to separate the syllables in hyphenated words such as built-in. On a keyboard, the minus sign is used to make a hyphen.
The term "star-shaped" does have a hyphen when used as a compound adjective before a noun, such as in "star-shaped object." However, when used after a noun, the hyphen is typically omitted, as in "The object is star shaped."
No, I think it's just "Start up". It may be used with a hyphen but not usually.