The Esperanto word for short is
mallonga

Translations for short and their definitions

mallonga	©
1. adj. short
2. adj. , translation=The old weak lady slowly took short steps away.
3. adj. , accessdate=6 October 2010
4. adj. , archiveurl=https://web.archive.org/web/20120304014142/http://www.dicom.uninsubria.it/~fgobbo/en2005GobboF-MayEuropeanUnionAdoptALinguaFranca.pdf
5. adj. , archivedate=4 March 2012

malalta	©
1. adj. low (in height or altitude)
malaltaj montetoj - low hills
2. adj. short (in stature)
3. adj. low, small (in number or quantity)
malaltaj prezoj / malalta sumo - low prices / a small sum of money
4. adj. low (in pitch)
5. adj. low (in rank or social standing), lowly
malalta oficiro - a low-ranking officer

Pronunciation