The ancient tomb was filled with unplumbed mysteries waiting to be discovered.
unplumbed depths
Frequency:
60
%
The ocean held many unplumbed depths that had yet to be explored.
unplumbed potential
Frequency:
45
%
The young prodigy had unplumbed potential waiting to be unleashed.
Idiomatic Expressions for unplumbed
Phrase: unplumbed mysteries
Meaning: refers to secrets or enigmas that have not been fully explored or understood
Usage: Scientists are still trying to unravel the unplumbed mysteries of the universe.