- Men-of-war, knee-deep, half-hearted, full-grown, mother-in-law, etc.
562. The numerals expressing a compound number should be united by a hyphen, as; forty-two, twenty-seven, thirty-nine, etc.
563. When the word self is used with an adverb, a noun or an adjective, it is always connected by the hyphen, as; self-confidence, self-confident, self-confidently, self-command, self-assertive, self-asserting, etc.
564. When the word fold is added to a number of more than one syllable, the hyphen is always used, as; thirty-fold, forty-fold, fifty-fold, etc. If the numeral has but one syllable, do not use the hyphen, as; twofold, threefold, fourfold, etc.
565. When fractions are written in words instead of figures always use the hyphen, as; one-half, one-fourth, three-sevenths, nine-twelfths, etc.
566. The words half and quarter, when used with any word, should be connected by a hyphen, as; half-dollar, quarter-pound, half-skilled, half-barbaric, half-civilized, half-dead, half-spent, etc.
567. Sometimes we coin a phrase for temporary use in which the words are connected by the hyphen. For example:
- It was a never-to-be-forgotten day.
- He wore a sort of I-told-you-so air.
- They were fresh-from-the-pen copies.
ADDITIONAL MARKS OF PUNCTUATION
There are a few other marks of punctuation which we do not often use in writing but which we find on the printed page. It is well for us to know the meaning of these marks.