"smooth sth" in German to smooth sth. etw. glätten etw. verspachteln spachteln Detailed translations for "smooth sth" to smooth sth. 1. textiles to smooth sth. etw. glätten 2. construction to smooth sth.(also: to fill, to spackle) etw. verspachteln to smooth sth.(also: to fill, to spackle) spachteln{transitive verb}