aufwändigerer
Aufwändigerer is not a standard dictionary entry for a German word; it is generally considered an nonstandard or erroneous form. The base adjective is aufwendig, meaning that something requires a lot of effort, time, or money—i.e., elaborate or costly. In normal use, speakers employ the standard comparative forms aufwendiger or, in some spellings, aufwändiger.
Grammatically, the comparative of aufwendig is typically aufwendiger (or, depending on orthography, aufwändiger). When declined attributively
Usage notes and synonyms: aufwendig conveys the sense of requiring substantial resources or effort. It is often
Etymology: aufwendig is a compound of prefix auf- andwendig, historically linked to expenditure or effort; the
In summary, aufwändigerer is not standard German for the comparative of aufwendig; the correct forms are aufwendiger