\setuppapersize[S6][S6]

\definenote[mynoteone]             [style=bold]
\definenote[mynotetwo]  [mynoteone][style=boldslanted]
\definenote[mynotethree][mynotetwo]

\starttext

test test
    \mynoteone{mynoteone}
test test
    \mynotetwo{mynotetwo}
test test
    \mynotethree{mynotethree}
test test
    \footnote{footnote}
test test

\stoptext
