Darling

adj.kind, joyfulwarm

Meaning 1

Deeply loved and held close in someone's affection.

Reach for it when speaking warmly about a person or living being with an intimate bond

Their darling son called every Sunday from his new city.

everyday
dear
when closeness needs a natural and less playful word
not when Dear may sound conventional and misses darling's openly tender tone.
warm
beloved
when enduring love and high value should sound sincere
not when Beloved is weightier than darling and can overstate affection in a casual description.
warm
precious
when the person or thing is treated as especially valuable
not when Precious can sound possessive or sarcastic if the relationship is not clearly affectionate.
literary
cherished
when loving care over time is part of the meaning
not when A new acquaintance can be darling without yet being cherished.

So charming in appearance or manner that it inspires fondness.

Reach for it when praising something endearing in a familiar, affectionate voice

The cottage has a darling blue gate beneath the roses.

playful
adorable
when cuteness is the immediate source of appeal
not when For an adult's serious achievement, adorable can feel patronizing.
playful
sweet
when a small gesture or detail creates gentle affection
not when Sweet may praise kindness or taste and is less precise about visual charm.
everyday
charming
when pleasant appeal should remain socially neutral
not when Charming has a cooler tone and may miss the speaker's personal fondness.

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