> Am 06.11.2014 um 13:51 schrieb Alan Bowen <bowenalan03@gmail.com>:
> 
> Sorry, Wolfgang. I cut too much—
> 
> \definefontfamily[mainface][serif][Antykwa-Poltawskiego]
> 					[protrusion=quality,
> 					expansion=quality, 
> 					mode=node,
> 					smallcaps,
> 					force=yes]
> \definefallbackfamily[mainface][serif][IFAO Grec Unicode]
> 					[range={02BB-F8FF,10140-1D513},
> 						protrusion=quality,
> 						expansion=quality,
> 						mode=node,
>  						kern=yes,
> 						force=yes,
> 						check=no,
> 						rscale=0.95]
> 
> \setupbodyfont[mainface,10pt]
> \definefont[Greek][IFAO-Grec at 10pt]
> 
> \starttext
>  ἔφεϲιϲ and τελειότηϲ
>  
>  {\Greek  ἔφεϲιϲ and τελειότηϲ}
> \stoptext
> 
> still fails. What I get is:
>         φει and τελειτη
>        ἔφεςις and τελειότης 
> 
> Note that the sigmas in the second line are now incorrect too.
> 
You have to put \definefallbackfamily before \definefontfamily.

Wolfgang