They did not scintillate, but rather glistened with a steady greenish lustre.
And they shone steadily: they did not scintillate, they were calmly glorious.
Whenever he writes of himself, his pen seems fairly to scintillate.
He may have been an excellent ostler, but did not scintillate as an officers' steward.
It should be well burnt, and should not scintillate or smoke.