foreach kc ( text/0.20 labs/0.22 )
      set kind = "${kc:h}"; set const = "${kc:t}"
      set title = "text"; set opt = ( )
      if ( "${kind}" == "labs" ) then
        set title = "labels"; set opt = ( "-noylabels" )
      endif
      set ofile = "langs-${kind}-zipf.eps"; echo "${ofile}"
      compare-freq-vs-rank-distribs ${opt} ${const} \
          lang/${kind}/voyn.wfr "Voynichese (${title})" \
          lang/${kind}/engl.wfr "English"    \
          lang/${kind}/latn.wfr "Latin"      \
        > ${ofile}
      mv -b ${ofile} ${figdir}/
    end