cuss 
(kŭs) Informal
(kŭs) Informal intr. & tr.v. cussed, cuss·ing, cuss·es
To curse or curse at.
n.
1. A curse.
2. A stubborn or annoying person or animal.
[Alteration of CURSE.]
- pyro-
- pyrocatechol
- pyrocellulose
- pyrochemical
- pyrochemically
- pyroclastic
- pyroelectric
- pyroelectricity
- pyrogallic
- pyrogallic acid
- pyrogallol
- pyrogen
- pyrogenic
- pyrogenicity
- pyrogenous
- pyrograph
- pyrographer
- pyrographic
- pyrography
- pyroligneous
- pyroligneous acid
- pyrolusite
- pyrolysis
- pyrolytic
- pyrolytically