on furlough (adjective, adverb) off duty: not working
Sinonime: ephemeral, evanescent, fine, gradual, impalpable, inappreciable, inaudible, inconsiderable, inconspicuous, indiscernible, indistinct, indistinguishable, infinitesimal, insensible, insignificant,
intangible, invisible, microscopic, minute, momentary, shadowy, slight, small, subtle, tiny, trivial, undetectable, unnoticeable, unobservable, vague