Compare these two animals
The mouse is thinner than the cat.
Which one does NOT belong with: adjective + double letter + er
thin + n+er= thinner
big + g +er= bigger
short + t +er= shortter
fat + t+ er= fatter
Compare these two animals
The cat is lighter than the dog./ The dog is heavier than the cat.
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The fish is smaller than the shark.
Which one does NOT belong with: adjective + y= ier
tidy+ ier= tidier
big + ier= bigier
ugly+ ier= uglier
happy+ ier= happier
Which one does NOT belong with: adjective + er
harder +er= harder
longer +er= longer
shorter +er= shorter
heavy + er= heavyer
Compare these two animals
The penguin is shorter than the seal./ The seal is longer than the penquin.
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The kitten is smaller than the dog. The dog is bigger than the kitten.
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The dog is bigger than the spider./ The spider is smaller than the dog.
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The turtle is harder than the chicken. / The chicken is softer than the turtle.
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The lizard is slower than the cat.
Which one does NOT belong with: adjective + y= ier
tidy+ ier= tidier
heavy+ ier= heavier
ugly+ ier= uglier
hard + ier= hardier
Compare these two animals
The woman is faster than the dinosaur.
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The tortoise is heavier than the dog.
Which one does NOT belong with: adjective + er
long +er= longer
fast +er= faster
fat +er= fater
hard +er= harder
Compare these two animals
The frog is tinier than the cat./ The cat is bigger than the frog.
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The dolphin is faster than the dog.
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The monkey is taller than the lion (cub).