Nov. 5

Part of speech :	noun
Definition:	basis for something physical or mental
Synonyms:	ABCs, authority, base, basics, bed,  bedrock,bottom, bottom line, brass  tacks, foot, footing,ground, groundwork,  guts*, heart*,infrastructure, justification,  nitty-gritty, nub,nuts and bolts, prop,  reason, root, stay,substratum, substructure,  support, underpinning,understructure