tufa /tooˈfə, tūˈfə/

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

tufāˈceous adjective

• lonely
• lonely heart
• lonely-heart
• loneness
• lonenesses
• lone pair
• lone pairs
• loner
• loners
• lonesome
• lonesomely
• lonesomeness
• lonesomenesses
• lone wolf
• lone wolves
• long
• long.
• longa
• longaeval
• longaevous
• long-ago
• longan
• long-and-short work
• longanimities
• longanimity