Ah, but... Hunth, a word meaning a hundred thousand, is in the OED... a fine example of a portmanteau and rhymes very well with month...
And, hopefully not engaging in superfluous sciolism, may I offer, in the case of orange Sporange? It's a variant of sporangium per Webster�s Third Unabridged and the Oxford English Dictionary.
While Chilver, rhyming with silver is a ewe lamb per the Oxford English Dictionary. (Throw in Dicky Dilver the English slang for the periwinkle plant).
We may as well add to the triptych; Hirple,meaning to limp (though hirple is a Scottish - English word, so it might not be in everybody�s dictionary). However, purfle (meaning to decorate or ornament the edges of garments or wooden musical instruments) is certainly in my Merriam's.
As much as I'd like to claim originality... the source for some of these sure-to-be quodlibeted is a unique site with the even rarer nom-de-plume of eumaledictio...
How's Spring springing, Q?