to be eager or impatient to do something
何かをするのに焦っている、または我慢できない (nanika o suru no ni asetteiru, matawa gaman dekinai)
"He’s itching to start his new project."
"彼は新しいプロジェクトを始めるのを待ちきれない。" (kare wa atarashī purojekuto o hajimeru no o machikirenai)
to start doing something with enthusiasm
to remove unwanted people or things
to fail or be defeated
to achieve great success
to put pressure on someone to make them behave or act a cert...
a part of the complete solution or understanding