duos
The plural form of duo is duos; meaning two (or more) pairs.
The word 'duo' is the singular form; the plural form is duos.
The noun 'duo' is a singular noun, a word for one group of two people or things (a pair).The plural noun is 'duos' a word for two or more groups of two people or things.
The noun 'duo' is singular; a singing performance by two singers, a word for two people who perform together, work together as a team, or who regularly do things together. The plural form is duos. Example sentence:Batman and Robin are known as the dynamic duo.
There is no plural form. Do and Do not are verbs
The plural form of him, her, or it is them. (objective pronouns)
Bridges is the plural form of bridge.
The plural form of "is" is "are."
The plural form of "was" is "were."
The plural form of "I" is "we."
"Groceries" is the plural form of "grocery."
"Beliefs" does not have a plural form, as it is already plural. Beliefs is the plural form of belief.