unclay
/ˈʌnkleɪ/Definitions
1. verb
to remove or separate clay from something, especially soil or earth
“The farmer had to unclay the field after the heavy rainfall.”
2. noun
the act or process of removing clay from soil or earth
“The unclay process is an essential step in preparing the land for construction.”
3. adjective
not containing or covered with clay
“The unclay rocks were visible above the waterline.”