Chaffer has 5 different meanings across 1 category:
Verb
bargaining; merchandise
The upper sieve of a cleaning shoe in a combine harvester, where chaff is removed
wrangle (over a price, terms of an agreement, etc.)
"Let's not haggle over a few dollars"
talk socially without exchanging too much information
"the men were sitting in the cafe and shooting the breeze"
To haggle or barter.