v. 腐朽；崩坏；使腐朽（molder的现在分词）

Molder \Mold"er\, Moulder \Mould"er\, v. i. [imp. & p. p.
{Moldered}or {Mouldered}; p. pr. & vb. n. {Moldering} or
{Mouldering}.] [From {Mold} fine soft earth: cf. Prov. G.
multern.]
To crumble into small particles; to turn to dust by natural
decay; to lose form, or waste away, by a gradual separation
of the component particles, without the presence of water; to
crumble away.

The moldering of earth in frosts and sun. --Bacon.

When statues molder, and when arches fall. --Prior.

If he had sat still, the enemy's army would have
moldered to nothing. --Clarendon.