The plural form of the noun pilot is pilots.The plural possessive form is pilots'.
Example: All of the pilots' schedules are posted every Monday morning.
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The plural form of the noun pilot is pilots.The plural possessive form is pilots'.Example: The notice is posted in the pilots' lounge.
"pilots" would be the correct way to spell it. Pilots is used as a plural. It's not possessive (Like, for example, "...a pilot's logbook")
The singular possessive form of pilot is pilot's.For example: The pilot's flight record was exemplary.
The plural is relatives. The plural possessive is relatives'.
The plural is lads. The plural possessive is lads'.
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 is pals'.