Identifying Roots and Affixes

What is the base word in 'unhappy'?

• sad

• joyful

• happy

• angry

What is the base word in 'bicycle'?

• cycle

• bi

• cle

• bicy

What does the prefix 'un-' mean?

• not

• opposite

• very

• some

What does the prefix 'sub-' mean?

• above

• over

• under

• between

What is the base word in 'redo'?

• do

• re

• done

• redoing

Where does a prefix go in a word?

• at the beginning

• in the middle

• at the end

• after the root

What is the base word in 'submarine'?

• marine

• sub

• aqua

• ocean

What does 'tri-' mean?

• two

• three

• four

• five

What does the prefix 'inter-' mean in 'intervene'?

• among

• between

• within

• after

What does the prefix 'bi-' mean?

• one

• two

• three

• four