niburinasai
1. Become dull.; Get rusty.
★ Common
Verb
#26718
1. Become dull.; Get rusty.
1. (please) try to
2. (please) look
3. seeing; looking
1. to become blunt; to grow dull
2. to become less capable; to weaken
1. to do
1. Do.; Go.
1. Don't overdo it.; Don't go too far.
1. Be born.; Be created.
1. Begin.; Start.
1. Do your best.; Try hard.
1. Do as you're told.; Behave yourself.