subside

verbs

wear off or die down
"The pain subsided"
is derived from
sink to a lower level or form a depression
"the valleys subside"
is derived from
is derived from
is derived from
is a type of (narrower)
appear to move downward
"The sun dipped below the horizon"; "The setting sun sank below the tree line"
sink down or precipitate
"the mud subsides when the waters become calm"
descend into or as if into some soft substance or place
"He sank into bed"; "She subsided into the chair"