This is the first set of the most common homophones which I am going to talk about in the sample usages. Please consider reading them and learning the differences. I hope you will not make mistakes in usage of at least these set of words, called homophones.
Soul & Soul
Soul(noun) - It is the moral nature of human beings. It is also the imaginary power, which is believed to transfer from one body to another.
Sole(noun) - It is the bottom of a person's foot or footwear.
Read & Reed
Read - To get the meaning of something printed or written or marked etc. by seeing the contents.
Reed - A type of grass which mostly grows in marshy lands.
Deep & Dip
Deep - Something which is great in depth.
Dip - To put something in a liquid or immerse.
Buy, Bye & Boy
Buy - To purchase something.
Bye - To bid farewell.
Boy(noun) - Opposite sex of girls.
Cheap & Chip
Cheap - Something which is less costly.
Chip - A small panel in which other electronic components are fitted.
Fit, Feet & Feat
Feet - Plural of foot
Fit - To be healthy and physically and mentally okay.
Feat - To feature someone (acronym of featuring)
Due & Dew
Due - A case of something being incomplete which needs to be done.
Dew - Water on the petals of the leaves of flowers.
Called & Cold
Called - Past Tense of Call.
Cold - A case of low temperature.
Feature & Future
Feature - Quality or merits of something or someone.
Future - Something which is to come.
Man & Main
Man - Human Being
Main - The principal or most important thing.