What's the difference between chaffer and chaffern?

Chaffer

Definition:

• (n.) One who chaffs.
• (n.) Bargaining; merchandise.
• (n.) To treat or dispute about a purchase; to bargain; to haggle or higgle; to negotiate.
• (n.) To talk much and idly; to chatter.
• (v. t.) To buy or sell; to trade in.
• (v. t.) To exchange; to bandy, as words.

Example Sentences:

Chaffern

Definition:

• (v. t.) A vessel for heating water.

Example Sentences: