tuff /tuf, tŭf/

1. A rock composed of fine volcanic fragments and dust
2. Tufa or other porous rock (obsolete)

tuffāˈceous adjective

• woebegone
• woe betide
• woeful
• woefuller
• woefullest
• woefully
• woefulness
• woefulnesses
• woe is me
• woes
• woesome
• woe unto
• woe-wearied
• woe-worn
• woe worth
• woe worth the day
• woful
• wofully
• wofulness
• wofulnesses
• wog
• woggle
• woggles
• wogs
• wo ha ho