Does it work if you say
{\language[sa]yoga}
That's it!! Together with Wolfgang's patient corrections, I now have a version that works. Here again, for the record: --------- \definefallbackfamily [Roman] [rm] [Adishila] [range=devanagari,features=devanagari-one] \definefontfamily [Roman] [rm] [Minion Pro] \setupbodyfont [Roman] \definefontfamily [nagari] [rm] [Adishila] [features=devanagari-one] \usetransliteration[indic] \definetransliteration [MyDeva] [lang=sa,vector={iast to deva}] \startsetups [sanskrit] \settransliteration[MyDeva] \switchtobodyfont[nagari] \stopsetups \setuplanguage [sa] [setups=sanskrit] \starttext Example: आनन्द Example: {\language[sa]yoga} yoga, (in roman again) \stoptext ------ --- Prof. Dr. Juergen Hanneder Philipps-Universitaet Marburg FG Indologie u. Tibetologie Deutschhausstr.12 35032 Marburg Germany Tel. 0049-6421-28-24930 hanneder@staff.uni-marburg.de