The plural form for the singular noun millennium is millennia. The word millenniums is also an accepted form.
The irregular plural for millennium is millennia.
millennium is singular, millennia is plural
millennia
Millennia
The plural noun is halves.
A millennium (plural millennia or millenniums) is a period of time equal to 1,000 years.
The plural noun of general is generals. Generals is a regular plural noun.
The plural noun for path is paths. The plural noun for patch is patches.
No, Mice is a plural noun. Mouse is the singular noun.
It is a plural noun.
No, it is a possessive noun. Mothers is a plural noun.
The plural form for the noun lady is ladies.