Synonymer till fundament

substantiv

1. (the fundamental assumptions from which something is begun or developed or calculated or explained) basis; base; foundation; groundwork; cornerstone; fundament
2. (the fleshy part of the human body that you sit on) buttocks; nates; arse; butt; backside; bum; buns; can; hindquarters; hind end; keister; posterior; prat; rear; rear end; rump; stern; seat; tail; tail end; tooshie; tush; bottom; behind; derriere; fanny; ass; fundament
3. (lowest support of a structure) foundation; base; foot; groundwork; substructure; understructure; fundament