Poor - ....
Poorer
Thick - ......
Thicker
He/ dirty/ than/the girl
He is dirtier than the girl.
Easy - ....
Easier
Ben/ tall/ than/ Dan
Ben is taller than Dan.
A pillow/ soft/ than/ a wall
A pillow is softer than a wall.
The avocado/ short/ than/ the girl
The avocado is shorter than the girl.
Long - .....
Longer
The elephants/ big/ than/ the ants
The elephants is bigger than the ants.
The girl/ young/ her grandma/ than
The girl is younger than her grandma.
The woman/ pretty/ than/ the girl
The woman is prettier than the girl.
Fat - .....
Fatter
Loud - ......
Louder
The girl B/ thin/ than/ the girl A
The girl B is thinner than the girl A.