Griddfan, n. a groan, a moan
Griff, n. the frog-spawn
Griffyll, n. frog-spawn
Grig, n. a low rustle
Grigwd, n. a rustling
Grill, n. a creak, a chirp, a creaking, chirping
Grillgnòi, v. to cranch
Grilliad, n. a creaking
Grillian, v. to keep creaking
Grilliedydd, n. a cricket