great
absolute, utter
pure, sheer
mischievous (esp. BrE), perverse
childish, childlike
girlish (esp. BrE)
evident, obvious
aesthetic, sensory, sensual, spiritual, visual
Flowering trees provide shade as well as visual delight.

express
find, take
She took evident delight in frightening the children with horror stories.

bring, give sb
laugh with, scream with, squeal with
Alice squealed with sheer delight when she saw the monkeys.

in delight, with delight
We danced around with childish delight.

of delight
She gave a whoop of delight and dived into the water.

to your delight
To my great delight, they offered me the job.

delight at
He expressed his delight at seeing us all again.

delight in
I find a perverse delight in listening to traffic.

a cry, gasp, squeal, etc. of delight
much to sb's delight
Much to the delight of the crowd, the band came back and did three encores.

real
constant
The baby was a constant delight and source of amazement.

unexpected
culinary, gastronomic
earthly
He became deeply religious and turned away from earthly delights.

explore, sample
enjoy, savour/savor
Savour the culinary delights of Morocco.

delight to
The old lady's reminiscences were a continual delight to Constance.