| Answer | Crossword Clue |
|---|---|
| organon | instrument of thought or knowledge |
| organons | instrument of thought or knowledge |
| organa | instrument of thought or knowledge |
| profundities | Deep insight; great depth of knowledge or thought |
| profundity | Deep insight; great depth of knowledge or thought |
| grounds | An area of knowledge or subject of discussion or thought |
| cognitions | The mental action or process of acquiring knowledge and understanding through thought, experience, and the senses |
