Hourglass

• lauxoo (漏壺 ;  ancient clock; water clock )
• soalau (沙漏 ;  sandglass or sand filter )
• zuylauar (zuylau)
• loxkheg (漏刻 ;  hourglass or water clock )
• kvilau (更漏 ;  hourglass or water clock )

Siongkoafn

• lauxtao