By Mary Morel
Hyphens tend to drop out over time when words are used together a lot.
e-mail is now email
semi-colon is now semicolon
The dictionaries I consulted gave coordinate as the main spelling though co-ordinate is not wrong.
Use a modern dictionary as your guide.
Read my post on hyphens.
Learn more about punctuation with my online course, An A to Z of Punctuation (A$39).
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