The possessive form for the noun eagle is eagle's.
Example: An eagle's nest could be seen on a high ridge.
singular possessive of "eagle": eagle's plural possessive of "eagle": eagles'
Eagle's is the possessive form of the noun eagle meaning something belonging to the eagle like the eagle's wings or the eagle's tail while eagles is the plural possessive form of the noun like all of the eagles' wings are brown.
Singular possessive: secretary's Plural: secretaries Plural possessive: secretaries'
The plural is relatives. The plural possessive is relatives'.
The plural is lads. The plural possessive is lads'.
The plural form is echoes. The plural possessive is echoes'.
The plural form is suffixes. The plural possessive is suffixes'.
The plural form is Mexicans. The plural possessive is Mexicans'.
The plural form is stepsisters. The plural possessive is stepsisters'.
The plural form is inches. The plural possessive is inches'.
The plural possessive of "Father" is, "Fathers"
The plural possessive of bandit is bandits'.