Cases of word usage

1) a round building with rows of seats round an open space, used for sports and amusements (amphitheatre)

2) a tree with a round fruit with firm juicy flesh and a thin (green, red or yellow) skin (apple)

3) a ring of coral reef(s) round a lagoon (atoll)

4) a round object used in games (ball)

5) a row of stone or wooden banisters with a bar on top, built round a balcony etc (balustrade)

6) a long, thin piece of material used for binding round a wound or injury (bandage)

7) a band worn round the arm as jewellery (bangle)

8) a round container, made of curved strips of wood (barrel)

9) the low wall round a tower or castle with openings through which to shoot (battlements)

10) a band of cloth, leather etc worn round the waist (belt)