Hi everyone 👋

He had a very boy ... smile

a. -ous
b. -ish
c. -ary

He had to sell his business because it wasn't profit...

a. -ful
b. -able
c. -like
d. -ward

How do I know the correct suffix? Is there any explanation for this? because I only have "suffixes can be added to nouns to form adjectives" in my book
Thank you 🙌

Question

Hi everyone 👋

He had a very boy ... smile

a. -ous
b. -ish 
c. -ary

He had to sell his business because it wasn't profit...

a. -ful
b. -able
c. -like
d. -ward

How do I know the correct suffix? Is there any explanation for this? because I only have "suffixes can be added to nouns to form adjectives" in my book 
Thank you 🙌

Answer

1. boyish

2. profitable

If there's not a section in the back of your book with answers, you can use a dictionary to check to see which combinations form new words and which don't.

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