the correct spelling of a plural is opossum.
data is spelled 'des données' (fem., nearly always plural) in French.
"Seconds". This case involves a simple plural (no possessive, no acronyms, etc.), and so no apostrophes are involved. That applies to any plural - there should never be an apostrophe before the "s" in simple plurals.
In French, "How old are you?" is spelled as "Quel âge avez-vous ?" when using the formal or plural form, and "Quel âge as-tu ?" when using the informal form. The phrase directly translates to "What age do you have?" in English.
The word 'reem' is a noun for the Hebrew name of a horned wild animal. A word pronounced the same but spelled 'ream' is a noun for a measure for a quantity of paper. The plural form 'reams' is used for a large quantity of something.
The plural of abundance is abundances. It is a regular plural.
The plural form of the noun company is spelled companies.
The word is spelled vacancy. Plural is vacancies.
The plural of tie is ties.
The plural is a regular S plural, instruments.
No. The plural of "party" is always spelled as "parties."
The plural of "mystery" is spelled "mysteries."
The plural form of "axe" is "axes."
chimneyes
The plural of laboratory is spelled laboratories.
The plural of berry is spelt "berries."
The word is just spelled species whether singular or plural.
Is oxens the plural of ox? No, the plural of ox is oxen.