
Root
Biological context
Used in biology, 'root' often appears in discussions about plants and growth.

The gardener explained how roots absorb nutrients.
Extended metaphor
'Root' in non-plant contexts often refers to the basis or foundation of an idea.

Trust is the root of a strong relationship.
Compare with
AnchorBasisCoreFoundationOriginSource
WordUp Chrome Extension
As you browse the web instantly look up words you don’t know.
Get Chrome Extension