Learn how to say Sufferer correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word sufferer:
a person who is badly affected by pain in the body or mind
a person who is badly affected by an illness or from some other bad condition ⇒ Frequently sufferers of this kind of allergy are also sufferers of asthma. ⇒ hay-fever sufferers
a person who suffers from a situation in which something painful, harmful, or very unpleasant happens
a person who is prepared to endure (pain, death, etc)