Vigor

n.energetic, resilientwarm

Meaning 1

Strong physical energy and healthy force.

Reach for it when describing active bodily strength, growth, or recovery

The rescued saplings returned with vigor after the soil was restored.

everyday
energy
when capacity for activity is the plain meaning
not when Energy may be nervous or scattered and does not imply strength.
everyday
strength
when power or capacity matters without visible liveliness
not when Strength can remain unused and lacks vigor's active quality.
warm
vitality
when healthy aliveness and capacity for growth are central
not when Vitality can be calm and inward, while vigor is visibly forceful.
professional
robustness
when health or construction withstands stress
not when Robustness concerns durability more than active force.

Forceful energy applied to an idea, effort, or campaign.

Reach for it when praising determined intensity in nonphysical action

Residents defended the public path with renewed vigor.

warm
enthusiasm
when eager positive feeling powers the effort
not when Enthusiasm can be cheerful but ineffective, whereas vigor suggests active force.
professional
drive
when inner motivation sustains purposeful effort
not when Drive describes motivation, not necessarily the force of the work itself.
professional
intensity
when concentrated strength should be described neutrally
not when Intensity can be harmful or exhausting and carries no positive judgment.
formal
force
when intensity and impact are the main features
not when Force can be coercive or violent, while vigor can remain constructive.

youthful vigor
The veteran coach matched the students' youthful vigor with patient technique.
renewed vigor
New evidence gave the investigation renewed vigor.
with vigor
The choir delivered the final chorus with vigor and precise balance.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.