Fruit with W

• Watermelon

  A real fruit name; classic W-fruit!

• Wolfberry

  Real fruit; another name for goji berry.

• watermelons

  Plural is fine—still the same W-fruit.

• Wineberry

  Real fruit name; also called Japanese wineberry.

• watermalon
• water apple

  Real fruit also called Java apple; fits W.

The words in the list Fruit with W come from players of the word game Categories game.