roll over, turn over, roll

cardboard (corrugated)

横: horizontal direction; horizontal length; width; the east and west direction; the east-to-west distance

ball (sphere) / (basebal) ball (pitch that falls outside the strike zone)

bowl

Short for ボール紙 (bōru-gami): non-corrugated cardboard, pasteboard / Short for 段ボール (danbōru): corrugated cardboard

ball (formal dance event)

sideways, horizontal / next, next to

side

sideways, horizontal / self-willed; arbitrary; unrestrained and aggressive / sudden; unexpected / brimming