agency (part of speech: noun)
utility (part of speech: noun)
intervention (part of speech: noun)
- Who can be so much interested in the temporal and eternal well- being of the child as those by whose instrumentality he had his existence? - "Three Prize Essays on American Slavery", R. B. Thurston A.C. Baldwin Timothy Williston.
- In the first place, it seems inferable from physico- chemical facts at large, that only through the instrumentality of those combinations which formed the elements, did the concentration of diffused nebulous matter into concrete masses become possible. - "Essays: Scientific, Political, & Speculative, Vol. I", Herbert Spencer.
- He was forever haunted by the vision of his uncle's anguish, forever tortured by the thought of that ruin and desolation which, being brought about by his instrumentality, would seem in a manner his handiwork. - "Lady Audley's Secret", Mary Elizabeth Braddon.