Read the poem:
Colors
By Shell Silverstein
My skin is kind of sort of brownish
Pinkish yellowish white.
My eyes are greyish blueish green,
But I'm told they look orange in the night.
My hair is reddish blondish brown,
But it's silver when it's wet.
And all the colors I am inside
Have not been invented yet.
The suffix -ish added to the words in the poem suggests an idea of: