· astronomy
Triathlon is a sport. It has nine letters.
Swaziland
The penguin is an aquatic bird. The name contains nine letters.
elephants
Elizabeth is a girl's name that contains nine letters.
fascinate
Spaceship
mosaicist
Artichoke and asparagus are vegetables.
A nine letter abstract noun that starts with U is ultimatum.
Civil, I had to do this in an English question when I was nine.