Entry: myriadly (adv.)
In context: "Lenz observes how to Green how myriadly ironic are the devices by which the Famous Crooner's promise to Clean Up Our Urban CIties has come to be kept."
Definition: Not an inflection I can find elsewhere, so I guess another of Lenz's verbal tics. Myriad (n. and adj.): In pl. Countless numbers of people or things; legions, hosts, hordes of the persons or things specified.
But earlier and more specifically: Chiefly Ancient Hist. Ten thousand; a set of ten thousand of anything; esp. a unit of ten thousand soldiers.
SNOOT score: 1
Source: Oxford English Dictionary