tufa /tooˈfə, tūˈfə/

1. Calc-sinter (often calcareous tufa)
2. Tuff or other porous rock (obsolete)

tufāˈceous adjective

• sequestrant
• sequestrants
• sequestrate
• sequestrated
• sequestrates
• sequestrating
• sequestration
• sequestrations
• sequestrator
• sequestrators
• sequestrum
• sequin
• sequined
• sequinned
• sequins
• sequoia
• sequoias
• ser.
• sera
• serac
• seracs
• serafile
• serafiles
• serafin
• seraglio