usefulness
Translation
usefulness, utility
Examples
He proved his usefulness to the team.
He proved his usefulness to the team.
The usefulness of this old map is questionable.
The usefulness of this old map is questionable.
Grammar Patterns
the usefulness of (sth.) the quality of being useful for something The usefulness of this old map is questionable.
Similar Words
Synonyms: utility, practicality, benefit; Antonyms: uselessness
Etymology
From the adjective 'useful' + the suffix '-ness', which forms nouns indicating a state or quality. So, 'the quality of being useful'.
Memory Tips
The '-ness' suffix turns an adjective into a noun (e.g., happy -> happiness). So, this is the state of being useful.