NSW Opportunity Class
Dearth
noun/derth/
a scarcity or lack of something.
In contextThere is a dearth of evidence to support the claims.
Remember it
Dearth grew from 'dear' — when something is scarce, it becomes dear: costly and hard to find.
Use it well
Formal; always 'a dearth of' + noun: a dearth of rain, volunteers or evidence.