impossibleness
— Noun
– English
~ incapability of existing or occurring
impossibly
— Adverb
– English
~ to a degree impossible of achievement; "long thought to be an impossibly difficult operation"; "impossibly far from sources of supply"
impost
— Noun
– English
~ the lowest stone in an arch -- from which it springs
impost
— Noun
– English
~ money collected under a tariff