Words that contain 'e' and end in 'kt'

Sadly only 3 words are available.

5 letter words

  • spekt

7 letter words

  • gedackt
  • gedeckt

In Scrabble, what's the highest score you can get from this list of words that contain 'e' and end in 'kt'?
As there is merely to pick from, you can only play 'gedackt' for a total score of 15 points.

How many words can you make with this list?
One could make 3 words using this list.

What is the longest word you can assemble from this list?
'Gedackt' has 7 characters, and is the largest word one could make from this combination.