podtalen
1. skriven, tajen, podtalen, skrivnosten, prikrit, vohunski
conducted with or marked by hidden aims or methods [izveden s skritimi cilji ali metodami]
2. podzemeljski, podzemen, podzemski, podtalen
being or operating under the surface of the earth [biti ali delovati pod površjem zemlje]
3. podtalen, podzemeljski, podzemen
under the level of the ground [pod nivojem zemlje]