Passerby
The singular form is passerby; the plural for is passersby.
The noun 'passerby' is the singular form. The plural form is passersby.
The plural form for the compound noun passer-by is passers-by.
The possessive form for the plural noun passersby is passersby's.Example: The passersby's attention is not drawn by our display.
The plural form of "passerby" is "passersby."
"Passers-by" is already plural.
What the previous answer said only passerby is singular. A passerby stopped and stared. All of the passersby stopped and stared.
passersby
The singular form of the demonstrative pronoun 'these' is this.
The singular form of "that" is "it."
The singular form is cuff.
it is already in its singular form.