fundament

Nouns

(n) the fundamental assumptions from which something is begun or developed or calculated or explained
- the whole argument rested on a basis of conjecture
cornerstone, groundwork, basis, foundation, base,
(n) the fleshy part of the human body that you sit on
- he deserves a good kick in the butt
- are you going to sit on your fanny and do nothing?
arse, ass, behind, buns, buttocks, derriere, fanny, hind end, hindquarters, keister, nates, posterior, prat, rear end, tooshie, tush, backside, seat, bottom, rump, stern, tail end, bum, butt, can, rear, tail,
(n) lowest support of a structure
- it was built on a base of solid rock
- he stood at the foot of the tower
understructure, base, groundwork, substructure, foundation, foot,

Synonyms

cornerstone groundwork basis foundation base arse ass behind buns buttocks derriere fanny hind end hindquarters keister nates posterior prat rear end tooshie tush backside seat bottom rump stern tail end bum butt can rear tail understructure substructure foot

Words of close approximity

fundamental fundamental analysis fundamental frequency fundamental interaction fundamentalism fundamentalist fundamentalistic fundamental law fundamentally fundamental measure fundamental particle fundamental principle fundamental quantity fundamentals fundamentals analysis