Frustration Posted on 11th November 20151st September 2020 by ThePD (The Project Definition) Frustration is the feeling of being upset or less confident as a result of being unable to change or achieve something. Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window) Related Posted in General and tagged word. ThePD (The Project Definition) ThePD has been developing the Preferred Project Definitions based on the actual project execution and operation experiences and knowledge with the Project Language, and sharing with you daily basis.