Flour – is a kind of grain; is a kind of food

    I need to buy flour, so I can make bread.
    The cake recipe says to use 2 cups of flour.
    My sister makes really good bread using corn flour.
    We need to go to the store and get a bag of flour.

Flower – a plant

    We are going to have a lot of flowers at the wedding.
    My mother likes to plant flowers in the garden.
    Do you like flowers?
    My sister really likes purple flowers.

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