I chafe at chaffer. I would rather pay a bit extra rather than spend ten minutes saving ten cents.
I thereby contriubute to inflation, alas. But the etymology is interesting.
chaffer
n.
5ME chaffare, merchandise, trade < OE ceap, cep, a purchase + faru, a journey: see CHEAP & FARE6
1 [Obs.] trade; business
2 [Archaic] a haggling over price or terms; bargaining
vi.
1 [Now Rare] to haggle over price; bargain
2 to chat idly
chaf4fer[er
n.