I <3 AH.
honorary fellow LSD rodent.
M-W (sorry, i ain't about to pay for the OED) sez:Main Entry: 1port·man·teau Pronunciation: pOrt-'man-(")tO, port-Function: nounInflected Form(s): plural -teaus or port·man·teaux /-(")tOz/Etymology: Middle French portemanteau, from porter to carry + manteau mantle, from Latin mantellum -- more at PORT1 : a large suitcase2 : a word or morpheme whose form and meaning are derived from a blending of two or more distinct forms (as smog from smoke and fog)