ice hockey

ascending balloon

golf; golf ball

basque pelota

a human being on earth; an earthling

Earth Day

noun; literally is "big stadium", the abbreviation or nickname used in Hong Kong for Hong Kong Stadium

worldwide; global

Steamed meatball, a Cantonese dim sum

playing tennis

to smash the ball

the Government Stadium in Hong Kong (which is now known as the Hong Kong Stadium)

snooker table; billiard table

rugby

a snowball effect

a canoe polo

ball court (of any ball sports)

a golfer; a player

a corm / bulbo-tuber / bulbotuber

(noun) jersey

a referee

ball games

Miss Universe

the International Commerce Centre (ICC)

foul ball

Economic Globalization

embroidered ball; Hydrangea

(noun) birdy

free kick; free throw (sports)

Lawn Bowls