F4U1M3A1R1O1L1E1
13 points
FUMAROLE is validvalid
a hole from which volcanic vapors issue [n FUMAROLES]
a hole which emits volcanic vapours, also FUMEROLE [n -S]
a hole from which volcanic vapors issue [n FUMAROLES]
a hole which emits volcanic vapours, also FUMEROLE [n -S]