convenience
n. C / Un. the quality of being easy to use or helpful because it saves you time and effort. It can also mean a useful tool or service that makes your life simpler.
n. the state of being suited to personal comfort or ease of use; a quality that minimizes effort or frustration. Often refers to a useful device or service that facilitates a task.
I love the convenience of shopping online from my bed.
The new apartment complex offers the convenience of an on-site gym and a grocery store on the ground floor.
Modern urban planning often prioritizes the convenience of the individual commuter over the long-term sustainability of the local ecosystem, leading to an over-reliance on private vehicles.
Borrowed from Latin convenientia, from conveniens (“suitable”), present participle of convenire (“to come together, suit”). Doublet of convenance.
Uncountable when referring to the abstract quality of being useful; countable when referring to a specific useful device or service.
at your earliest convenience timeat your earliest convenienceThe phrase 'at your earliest convenience' is a fixed idiom; adding the word 'time' is redundant and incorrect.