Wspóczesno
Wspóczesno is not a standard word in contemporary Polish. It does not appear in authoritative dictionaries and is generally considered a misspelling or nonstandard variant. In most contexts a speaker or writer would intend one of the related, correctly formed terms from the same root.
The standard forms are: współczesny (adjective meaning contemporary or modern), współczesność (noun meaning the contemporary era
Usage examples: współczesna literatura (contemporary literature), współczesny świat (modern world). The noun phrase is often used
In summary, due to its nonstandard status, wspóczesno should be avoided in favor of the established Polish