cunctator, filibuster, filibusterer, postponer, procrastinator, temporiser, temporizer.
parleyed, replayed, readerly, delayers, lawyered.
Your query has returned 112 words, which include anagrams of delayer as well as other shorter words that can be made using the letters included in delayer.
The words in this list can be used in games such as Scrabble, Words with Friends and other similar games.