\starttext

%\usetypescriptcollection[roboto]

\switchtobodyfont[400-700--normal]

\rm\input ward\par
\ss\input ward

\blank

\switchtobodyfont[400-700--consended]

\rm\input ward\par
\ss\input ward

\blank


\switchtobodyfont[500-700--normal]

\rm\input ward\par
\ss\input ward

\blank

\switchtobodyfont[300-400--normal]

\rm\input ward\par
\ss\input ward

\stoptext