8 hat
eight hats
11 king
eleven kings
17 queen
seventeen queens
9 igloo
nine igloos
19 sock
nineteen socks
14 nut
fourteen nuts
15 octopus
fifteen octopuses
5 egg
eggs
1 apple
one apple / an apple
10 jet
ten jets
16 panda
sixteen pandas
20 tiger
twenty tigers
18 ring
eighteen rings
12 lion
twelve lions
4 dog
four dogs
13 mouse (irregular)
thirteen mice
3 book
three books
6 fish (irregular)
six fish
7 gorilla
seven gorillas
2 cat
two cats