delayage
/ˌdɛləˈɡɑːʒ/ or /ˌdeɪləˈɡɑːʒ/Definitions
1. noun
A type of artistic technique that involves creating a sense of delay or retardation in the application of paint or other artistic medium.
“The painter’s use of delayage in her latest work added a unique sense of drama to the piece.”