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Base Words
The base words are fairly easy to identify. Here are a few examples of words and the base words within them.
WORD BASE WORD
unfamiliar familiar
uncover cover
drinkable drink
wonderful wonder
tallest tall
Suffix: -er and -est
Adding -er to an adjective forms its comparative. Adding -est to an adjective forms its superlative. Here are some examples:
ADJECTIVE COMPARATIVE SUPERLATIVE
wide wider widest
big bigger biggest
young younger youngest
bad worse worst
good better best