The plural of couch is couches (as with touch and touches).
The plural form of the noun couch is couches.The plural possessive form is couches'.example: All of these couches' prices are too high.
COUCHES
The plural form of him, her, or it is them. (objective pronouns)
Italy does not have a plural form.
The plural of couch is couches.
The plural form of quiz is quizzes.
The plural form of beauty is beauties.
The plural form is spelt : subpoenas.
The plural form of radius is radii.
Trout is plural
The plural of foot is feet
The plural of dish is dishes.