\starttext

\definenote[noteone][footnote]
\definenote[notetwo]

test\footnote   {Test 1}
test\noteone    {Test 1}
test\notetwo    {Test 1}
test\footnote   {Test 2}
test\noteone    {Test 2}
test\notetwo    {Test 2}
test\subfootnote{Test S}

\stoptext
