mayor- elect
pro- labor
passer- by
court- martial
grant- in - aid
attorney- at- law
go- between
mother- in- law
jack- in- the- box
sergeant- at- arms
master- at- arms
no never
It simply depends on what the proper nouns in question are. For example, if it's a joined last name, like Rodriguez-Jones, then of course it's hyphenated. It has nothing to do with whether or not it's a proper noun.
The term 'separated noun' is used for the open spaced compound noun. There are three types of compound nouns, closed, hyphenated, and open spaced (separated). Examples: open spaced (separated): tennis shoe, front door, paint brush hyphenated: mother-in-law, fifty-five, six-pack closed: bathtub, baseball, houseboat
Examples of traditionally hyphenated compound nouns are:blue-greenfive-year-oldjack-in-the-boxjack-in-the-pulpitmother-in-law, father-in-law, sister-in-law, brother-in-lawsix-packT-shirt (or tee-shirt)x-ray
It is hyphenated as "ninety-five thousand."
Compound nouns are either separate words (apple juice), or hyphenated words (brother-in-law), or one word (headmaster).
Five nouns that are places are:countryparkislandRhode Islandneighborhood
Five common nouns are:grandmotherknowledgecucumberhighwaymail
No. I cannot see any hyphen.
Five types of nouns are:Singular or plural nounsCommon or proper nounsConcrete or abstract nounsPossessive nounsCompound nouns
Like many other words, it depends . . . If the words are used together as an adjective, they are hyphenated. "Alice bought a 90-cent picture frame." If the words are just nouns, they are not hyphenated. "Alice's picture frame cost 90 cents".
The number (45) is hyphenated as an adjective: forty-five.