Gwrthgyhudded, recrimination
Gwrthgylch, n. a counter circle
Gwrthgynllwyn, n. a counter plot
Gwrthgynal, n. a counter support
Gwrth-hawl, holion, n. counter plea
Gwrth-hoel, n. a plug; rivet
Gwrthiad, n. an opposing
Gwrthiaith, n. a contradiction
Gwrthias, n. a counter shock
Gwrthio, v. to oppose