flickering

adj

1. shining unsteadily or varying rapidly in brightness (referring to a light or a source of light)

   “With 3,600 h.p. underfoot, acceleration was reasonably brisk, but the flickering wheel-slip indicator light showed the prudence of not putting full power through the traction motors while there were traces of early-morning dampness on the rails.”

verb

1. (form-of, gerund, participle, present)present participle and gerund of flicker

noun

1. A short, uncertain burst.

   “Even after the acrimonious breakup, she still felt flickerings of love for him.”