Wonderful

adj.joyful, energeticwarm

Meaning 1

Extremely pleasing, admirable, or enjoyable.

Reach for it when giving strong positive praise when a specific quality or experience supports it

The musicians gave a wonderful performance with warmth and precise balance.

playful
fantastic
when enthusiastic informal praise fits
not when Fantastic is often vague and can sound exaggerated in careful assessment.
warm
delightful
when the experience gives light, sustained pleasure
not when Delightful can sound too dainty for a powerful achievement.
professional
excellent
when performance against a standard deserves strong approval
not when Excellent is evaluative and does not carry wonderful's emotional pleasure.
formal
superb
when quality is demonstrably among the highest
not when Superb is a stronger ranking claim and may overstate a personally enjoyable result.

Causing a strong sense of wonder.

Reach for it when describing something extraordinary enough to inspire delighted amazement

The cave opened into a wonderful chamber of ice crystals.

warm
breathtaking
when visual grandeur produces an intense physical response
not when Breathtaking is hyperbolic for quiet or intellectual wonder.
formal
astonishing
when unexpected extraordinariness drives the response
not when Astonishing can describe something alarming or bad, so it does not guarantee delight.
literary
marvelous
when wonder and admiration are both central
not when Marvelous is more ornate and can feel dated in ordinary speech.
literary
wondrous
when awe deserves deliberately elevated language
not when Wondrous is unsuitable for routine professional praise.

wonderful person
A wonderful person, Mara made newcomers feel useful without testing them.
wonderful experience
Learning directly from the instrument maker was a wonderful experience.
wonderful sight
The first returning storks were a wonderful sight above the marsh.

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