Gwiliad, n. a taking care
Gwiliadwraeth, n. a bewaring
Gwilied, v. to take care, to guard
Gwilio, v. to take care
Gwilog, a. full of starts; a mare
Gwilri, n. a wanton squeal
Gwilrin, n. a squeal of ecstacy
Gwilwst, n. an epithet for a mare
Gwill, n. strayer, vagabond
Gwilliad, n. vagrant; lurker