mono no aware
noun·/ˌmoʊ.noʊ noʊ əˈwɑː.reɪ/
A Japanese aesthetic of tender, lucid sorrow at impermanence, the "pathos of things," where beauty is intensified by its passing and attention becomes a kind of grief. Mono no aware is attentive and affectionate, feeling the world's transience as poignancy rather than despair.
Watching the blossoms fall, she felt mono no aware: not heartbreak, but the gentle ache of knowing the moment could not stay.
Etymology
From Japanese 物の哀れ (mono no aware), literally "the ah-ness of things," where mono is "things" and aware is an exclamatory sensitivity to their moving quality. The phrase crystallized in Japanese literary criticism to name an emotional intelligence: the heart's recognition that to love the world is to accept its vanishing.
Related Words
wabi-sabibeauty of imperfection and impermanence; later in your list
saudadelonging with sweetness and pain; a partial Western analogue
impermanencethe philosophical ground of the feeling
elegya form often steeped in the same sensibility