To make "telephone" plural possessive, you would add an apostrophe after the "s" in "telephones" if there is more than one telephone being discussed. For example, "The telephones' cords were tangled."
The plural form of the noun telephone is telephones.The plural possessive form is telephones'.example: All of our telephones' warranties have expired.
Singular possessive: secretary's Plural: secretaries Plural possessive: secretaries'
The plural is lads. The plural possessive is lads'.
The plural is relatives. The plural possessive is relatives'.
The plural form is Mexicans. The plural possessive is Mexicans'.
The plural form is suffixes. The plural possessive is suffixes'.
The plural possessive of stepsister is stepsisters'.
The plural form is inches. The plural possessive is inches'.
The plural form is echoes. The plural possessive is echoes'.
Coaster's is singular possessive. The plural is coasters, the plural possessive is coasters'.
The plural possessive of bandit is bandits'.