Yes, mid is not a word in itself, but acts as a prefix and so must be connected to the word following it, usually with a hyphen (although there are exceptions such as midday)
Yes, "mid-forties" should be hyphenated. The hyphen helps clarify that "mid" modifies "forties" as a single concept, indicating the range of ages from approximately 43 to 47. Without the hyphen, the meaning could be less clear.
The hyphen would be located between the mid and the century.'Mid-century'.
In a range name instead of using a space or hyphen, use a?
No, "midnight" should not be spelled with a hyphen. The correct spelling is "midnight," which is a single word. Hyphenation is not needed as "mid" and "night" combine to form a specific time of day.
You can spell reuniting with or without a hyphen. Since the mid 1990's the Oxford English Dictionary has encouraged writing words without hyphens wherever that can be done without obscuring either the meaning or the pronunciation. Reuniting is probably better without a hyphen.
any DUI conviction is a criminal ofence. There is no such offence as a Mid Range DUI. Try Mid Range PCA
No, an en dash and a hyphen are not the same. A hyphen (-) is used to connect words or parts of words, such as in compound adjectives (e.g., well-known). An en dash (–), slightly longer than a hyphen, is used to indicate a range of values, such as in dates (e.g., 2000–2020) or to connect related concepts.
A hyphen
"Midyear" is typically written as a single word without a hyphen when used as an adjective or noun. However, "mid-year" with a hyphen can also be acceptable in some contexts, especially when it precedes a noun. Overall, the choice between the two can depend on style guides or personal preference, but "midyear" is more commonly used.
hyphen
A symbol such as a comma, a colon or a hyphen.
hyphen