駸しん々しん

adverb taking the 'to' particle, taru-adjective

rapidly; quickly; with great strides

Literary adverb describing swift progress, often of time or events. Used with と (to) or in たる (taru) adjective form. Modern equivalents include どんどん or 急速に.

• 歳さい月げつは駸しん々しんとして過すぎ去さる。

  The years pass swiftly.

• 彼かれは駸しん々しんたる勢いきおいで出しゅっ世せした。

  He rose rapidly through the ranks.

adverb taking the 'to' particle, taru-adjective

galloping swiftly (of a horse)

Archaic original meaning, referring specifically to a horse running fast. Now only encountered in classical texts.

• 古こ語ごでは、馬うまが駸しん々しんと走はしる様さまを表あらわした。

  In classical language, it described a horse galloping swiftly.