Happy:

Laura is happier today than Diana

I'm happiest than the past month

Old:

Brayan is older than Andres. 

This cart is oldest than that van.

Young:

She is younger than he.

Luis is youngest than Luna.

  

Big:

The lemon is bigger than an almond.
The avion is biggest than a car.

Tall:
Jose is taller than Carol.
A building is tallest than a house.

Short:
The pencil is shorter than the pen.
A house is shortest a building.

Fat:
The dog is fatter than a whale.
This hamburger is fattest than this hot dog.

Hungry:

She has more hungry than yesterday.
She has most hungry than yesterday.

Thirsty:

He has most thirsty than in the morning.
Camilo has more thirsty than Laura.