(generally) difference / (arithmetic) difference

root, cause, source, origin

格言: proverb, saying, maxim / 確言: affirmation, assertion

確言: to affirm, to assert

different / distinct / separate / vary / discrepancy / gap / difference / disparity / margin / variation / divergence

lye, originally the clear alkaline liquid left after leaching wood ash in water / scum, the coagulated proteins and fats that gather on the surface of a pot of boiling food

相島: a surname

(Shizuoka, Yamanashi) heel

something rotten or broken: trash, garbage, waste, dross / (by extension) something worthless

spring range / spring tide range