Without sparks.

Capable of being sparked.

The bioluminescent dinoflagellate Noctiluca scintillans (syn. Noctiluca miliaris), that causes mareel.

plural of sea sparkle

Absence of sparks or (figuratively) a creative spark.

simple past tense and past participle of sparken

present participle of sparken

Without sparkle.

plural of sparkledog

(Internet slang) A fictional canine character that generally sports strikingly bright colors and patterns on its body, unusual physical features (wings, horns, etc.), human-style head hair, and/or man-made accessories.