| basics(noun, substance, heart, soul, focus) |
| essentials(noun, adjective, details, principles, needs) |
| bedrock(noun, base, basis) |
| essence(noun, spirit, substance, significance, heart) |
| fundamental principle(noun, expression, idiom) |
| basic principle(noun, expression, idiom) |
| element(noun, quality, character, spirit, significance) |
| elements(noun, picture, symbol, principles, essentials) |
| foundations(noun, basics, practicalities) |
| heart(noun, quality, character, spirit, substance) |
| nitty-gritty(noun, quality, character, spirit, significance) |
| primaries(noun, adjective, essentials, keys, mains) |
| principals(noun, adjective, essentials, keys, mains) |
| principles(noun, rules, essentials) |
| rudiments |
| stuff(noun, quality, character, spirit, significance) |
| text(noun, document) |
| alphabet(noun, letters) |
| bases |
| bottom line(noun, expression, idiom, spirit, substance) |