gerund

noun2

1. •
   A verbal form that functions as a verbal noun.

   • Compounds in which gerunds are the second element look exactly like compounds in which present participles are the second element, but different principles of hyphenation apply. — 1991
2. •
   In some languages such as Dutch, Italian or Russian, a verbal form similar to a present participle, but functioning as an adverb to form adverbial phrases or continuous tense.