What is frustration? There are quite a few definitions around, but I may go back to the Latin word 'frustra', meaning, ' in vain, useless, for nothing, with no success'. The words alone give rise to feelings we don't like to have. We know, how it feels to be frustrated.
Simply said, frustration is a blockade that stifles our progress, or pursuit in something we want.
In the "terrible two's" we throw a tantrum when we don't get what we want. Hopefully we learn then that tantrums do not get us anywhere because learning it as an adult is so much harder. Well, we may never learn and just continue to have a problem. Mind you, this adds to any new problem with not getting what we want. It is accumulative, leading to more frustration and...