verbnoun

A calque of the Welsh berfenw: berf → verb + enw → noun.

verbnoun (plural verbnouns)

1. (Welsh grammar) A verb form which acts as a defective noun, having functions similar to the English infinitive and gerund, and the Latin supine.

• In dictionaries (such as Geiriadur Prifysgol Cymru) that lemmatize the first-person singular present active indicative forms of verbs, the verbnoun is given as the second principal part.