The Proto-Indo-European word *mreĝʰú-
Word *mreĝʰú-
Meaning short
See also C. Luwian: ma-an-na-ku-na ‘short’
Synonyms *mr̥ĝhus

Comments
Lat. brevis, Av. mərəzujiti, Gm. murgi/, Eng. mirige/merry, Gk. brakhus, Gk. gamaúrgjan

Other words that might be of interest
*mel- ‘strong, big’, *pau- ‘small’, *dluh₂gʰó- ‘long’, *mei- ‘small’, *ténus ‘long, thin’, *dl̥h₁ghós ‘long’, *dlonghos ‘long’, *mak- ‘long, thin’, *pau- ‘little, few’, *makrós ‘thin, long’, *seh₁ros ‘long’