"especially appreciated" is correct and usable in written English.
You can use it to emphasize or express gratitude for something. For example, "Your help was especially appreciated."
The Germans especially appreciated his concerts.
Mr. Abdullah especially appreciated that last one.
He especially appreciated this daddy-son experience".
Danny especially appreciated the Peanut Buster Parfait mistakes, his favorite.
I especially appreciated Rupert Everett as George VI.
I especially appreciated the inclusion of the stunning photography.
Although many praise the Ramapo's tangy, mouth-filling flavor, growers especially appreciated its vigor.
Poole was especially appreciated by the political establishment for his ability to terrorize voting stations.
This is a brand that's especially appreciated by women, and Dita is very aspirational for women".
This readable book will be especially appreciated by researchers and students and by curious nonspecialist readers.
Given the Yankees' struggles here, his latest effort was especially appreciated.
