someone who behaves stupidly or has little ability:...

the quality of behaving in a calm or controlled way. ...

to have or make somebody/something have an uncomfortable feeling on the skin....

  relating to or affecting the navel or umbilical cord ...

  morally correct. ...

a place in a wall where a piece of electrical equipment can be connected to the electricity supply....

  difficult to deal with. ...

not able to stop or prevent. ...

carve, mould, or stamp a design on (a surface or object) so that it stands out in relief....