The plural is toothpastes.
The plural form for the noun memo is memos.
The plural form for the singular noun dot is dots.
Much does not have a plural form.
Wizards is the plural form.
Messrs. is the plural of Mr.
toothpastes
The correct spelling is toothpaste, plural toothpastes.
Bridges is the plural form of bridge.
"Groceries" is the plural form of "grocery."
There is no plural form for the word, countries. This word itself is a plural.
"Beliefs" does not have a plural form, as it is already plural. Beliefs is the plural form of belief.
The plural form of "meter" is "meters."
It has no plural form.
The plural form for the noun sergeant is sergeants; the plural possessive form is sergeants'.
The plural form of rung is rungs.
The plural form of mouth is mouths. The plural form of month is months. The Mounth is a range of hills in Scotland and does not have a plural form.
Just about any toothpaste can be found in a non-fine abrasive form.