obscureroot

noun
UK /əbˈskjʊəruːt/
US /əbˈskjʊrruːt/

A root that is hard to see or find.

The gardener dug carefully around the obscureroot hidden under the leaves.


OTHER MEANINGS

2. A difficult part of a problem that is not easy to notice.

The real obscureroot of the argument was never discussed.

3. A word or idea whose origin is unknown or unclear.

Linguists traced the obscureroot of the old saying to a lost dialect.

4. Something that secretly supports a system but stays out of sight.

Trust was the obscureroot of their successful team.