 ...

"Just as there is no distinction in English between the noun 'cold' and the adjective 'cold', so there is none between the adjective 'fast' and the adverb 'fast' (there being no English word 'fastly' corresponding to 'slowly').What applies to the adjective 'fast' can logically apply also to other qualifiers, and consequently, there is no necessity to differentiate between, say, 'beautiful' and 'beautifully'.This means that, in international correspondence, the Speedword "bel" can convey not only 'beauty' and 'beautiful' ... but 'beautifully' as well ...

"Verbs and nouns are similarly interchangeable, for in the same way that each of the English words 'work', 'answer' and 'praise' can function either as a verb or noun according to its environment, so can any other word have a dual role.