お別れ[owakare] farewell
哀別[aibetsu] sad parting
一分別[hitofunbetsu] careful consideration
一別[ichibetsu] parting
永別[eibetsu] last farewell

格別[kakubetsu] exceptional
鑑別[kanbetsu] discrimination
泣別れ[nakiwakare] part in tears
區別[kubetsu] distinction
訣別[ketsubetsu] separation

哀惜[aiseki] grief
愛惜[aiseki] missing someone
一文惜み[ichimonoshimi] stinginess
骨惜しみ[honeoshimi] sparing oneself
出し惜しみ[dashioshimi] unwilling

出し惜しむ[dashioshimu] to grudge
惜しい[oshii] regrettable
惜しまない[oshimanai] without sparing (effort, funds, etc.)
惜しむ[oshimu] to be frugal
惜敗[sekihai] regrettable defeat