口がない
くちがない being unable to find a job

口が上手い
くちがうまい honeymouthed fair-spoken cajoling talking glibly

口が多い
くちがおおい having a large family to support

口が巧い
くちがうまい honeymouthed fair-spoken cajoling talking glibly

口が悪い
くちがわるい sarcastic having a sharp (nasty) tongue

口が滑る
くちがすべる to make a slip of the tongue

口が無い
くちがない being unable to find a job

口が軽い
くちがかるい having a loose tongue being talkative

口が辷る
くちがすべる to make a slip of the tongue

口が重い
くちがおもい incommunicative taciturn