Add an 's' to make it highways.
The plural form for the singular highway is highways.
The plural of highway is highways.
highways
highways
highways
The plural form of the noun highway is highways.the plural possessive form is highways'.
The possessive form for the plural noun highways is highways'.
You can make a plural sentence by replacing the is with are and I with we.
The plural form of "contest" is "contests". Just add an "s" at the end to make it plural.
To make "Savannah" plural, you add an "s" to the end, resulting in "Savannahs."
The plural of "baffle" is "baffles." To make it plural, simply add an "s" to the end of the word.
Makes is already plural. The singular is make.