adjectival noun or quasi-adjective, noun

  1. stealthy, secret.

Variations

Pronunciation Kanji Kana Is Common
 
 
 
忍びやか しのびやか

Contained Kanji Breakdown

endure, bear, put up with
ニン しの.ぶ おし (9th, N1)
blade, sword, edge
は ジン やいば (9th, N1)
sword, saber, knife
かたな トウ ち (2nd, N1)
dot, tick or dot radical (no. 3)
チュ (Kentei 1)
heart, mind, spirit
こころ シン (2nd, N4)