As a noun axen
is ashes.
As a verb aven is
.
aven
English
Noun
(
en noun)
A vertical shaft leading upward from a cave passage, sometimes connecting with passages above.
A pothole.
See also
* domepit
References
* Northern Caves'', Vols 1-5. Dalesman Publishing , UK.'' passim
Anagrams
*
*
*
*
----