solfatara
noun
sol·fa·ta·ra ˌsōl-fə-ˈtär-ə 
: a volcanic area or vent that yields only hot vapors and sulfurous gases
Word History
Etymology
Italian, sulfur mine, from solfo sulfur, from Latin sulfur
First Known Use
1777, in the meaning defined above
- held off
- held off (on)
- held off on
- held on
- held on to
- held one's breath
- held one's horses
- held one's tongue
- held out
- held out (past)
- held out past
- held over
- held past
- held the whip hand
- held to
- held together
- held up
- held water
- held with
- heldentenor
- heldentenors
- hele
- Heleidae
- Helen flower
- Helen of Troy