\input{umtest-preamble} \usepackage{amsmath,unicode-math} \setmathfont{Cambria Math} \begin{document} [${x\prime\prime\prime}$] [${x\prime\prime\prime\prime\prime\prime}$] [${x'}$] [${x'''}$] [${x''''''}$] [${x′}$] [${x′′′}$] [${x′′'′\prime′}$] $x⁗‴″′$ $x′″‴⁗$ $x″′$ $x‴$ \end{document}