on game (adverb) on a roll: enjoying good fortune
Sinonime: ephemeral, evanescent, fine, gradual, impalpable, imponderable, inaudible, inconsiderable, inconspicuous, indiscernible, indistinct, indistinguishable, infinitesimal, insensible, insignificant, intangible, invisible, microscopic, minute, momentary, shadowy, slight, small, subtle, tiny, trivial, undetectable, unnoticeable, unobservable, vague