The possessive form of the plural noun colonists is colonists'.
Example: These are examples of the earliest colonists' dwellings.
The plural possessive form of "colonists" is "colonists'".
The plural possessive is colonists'.
The plural form is echoes. The plural possessive is echoes'.
The plural form is Mexicans. The plural possessive is Mexicans'.
The plural is lads. The plural possessive is lads'.
The plural is relatives. The plural possessive is relatives'.
The plural possessive is colonists'.
The plural possessive form is colonists'.
The possessive form for the noun colonist is colonist's.Example: A colonist's day was filled with hard work.
Coaster's is singular possessive. The plural is coasters, the plural possessive is coasters'.
The correct form is "its" for the possessive form in the plural. "Its" is used for both the singular and plural possessive forms, without an apostrophe.
The plural is briefs. The plural possessive is briefs'.
The plural is lads. The plural possessive is lads'.
The plural is trollies. The plural possessive is trollies'.
The plural is relatives. The plural possessive is relatives'.
The plural is stations. The plural possessive is stations'.
Museum is singular. Museum's is singular possessive. Museums is plural. Museums' is plural possessive.
The singular possessive form is heart's; the plural possessive form is hearts'.