矮躯[waiku] small stature 矮鶏[chabo] (Japanese) bantam 矮小[waishou] diminutive 矮人[waijin] dwarf 矮星[waisei] dwarf star
矮樹[waiju] low or short tree 矮惑星[waiwakusei] dwarf planet (e.g. Pluto) 白色矮星[hakushokuwaisei] white dwarf (star) 赤色矮星[sekishokuwaisei] red dwarf (star) 褐色矮星[kasshokuwaisei] brown dwarf (star)