magouiller (ww):
klussen(en) to fiddle with something in an attempt to fix or improve it., knutselen(en) to fiddle with something in an attempt to fix or improve it., ontfutselen(en) (transitive) to obtain or achieve by indirect and usually deceitful methods., prutsen(en) to fiddle with something in an attempt to fix or improve it., ritselen(en) (transitive) to obtain or achieve by indirect and usually deceitful methods., sleutelen(en) to fiddle with something in an attempt to fix or improve it.
Via: Dbnary en WikiWoordenboeken
Via: Memodata.com