niburanai
1. Not dulling; Not becoming blunt
★ Common
Verb
#222960
1. Not dulling; Not becoming blunt
1. to become blunt; to grow dull
2. to become less capable; to weaken
1. Don't get dull.; Don't become numb.
1. Don't get dull.; Don't lose your edge.
1. Don't get dull.; Don't become rusty.
1. Dull; Blunted
1. Dull; Slowed
1. Slow down; Hinder
1. Dull; Slow
1. To become dull; To slow down