モース硬 さ
mōsukatasa
1. Mohs' hardness
Noun
1. Mohs' hardness
1. sure; certain
2. reliable; trustworthy
3. If I'm not mistaken; If I remember correctly
1. to say; to be called
2. to do
1. firmness; hardness
1. lump; mass
2. group; crowd
3. embodiment (of an idea, quality, feeling etc.); personification
1. difficult; hard