home territory

• Territoire ou environnement familier où l'on se sent à l'aise, confiant et en contrôle, souvent un lieu ou un sujet que l'on connaît bien.

A familiar area or environment where someone feels comfortable, confident, and in control, often referring to a place or subject they know well.

1. Familiar environmentB2informal

   A place or area where one feels comfortable, safe, and in control because it is well-known.

   terrain familier

   • When discussing physics, he is on his home territory.
   • She felt more confident negotiating on her home territory.
   • Playing on home territory gave the team a psychological advantage.

2. Own domain or areaB2formal

   A specific area or field of activity where a person or group has authority or expertise.

   territoire d'origine / domaine propre

   • The company is expanding beyond its home territory into international markets.
   • In matters of local law, the judge is on home territory.
   • The politician was most comfortable speaking about education, his home territory.