(the basis on which something is grounded
"there is little foundation for his objections")
foundation
synonim: podstawa
synonim: grunt
synonim: fundament
synonim: baza
synonim: podbudowa
synonim: podwaliny
synonim: szkielet
synonim: trzon
synonim: zrąb
synonim: filar
synonim: podwalina
synonim: kościec
synonim: pryncypium
synonim: substrat
synonim: korpus