Why this word is great
PIATION — [Noun] The act of atoning for or expiating sin or wrongdoing. From the Latin piātiōn-, piātiō ("propitiation, atonement"), related to piāre ("to appease, to atone for"). Unlike "propitiation," which is transactional, aimed at placating a specific offended power, or "penance," which is performative, a self-inflicted toll, piation is the substantive core—the quiet work of repair itself. It is the silent scrubbing of a stain from the floorboards, the meticulous mending of a treasured vase, and the patient planting of a sapling where a tree was felled in haste: the necessary, unspectacular labor by which a debt to the past is made good, grain by grain.