| subject(noun, issue, idea, matter, topic) |
| assertion(noun, topic) |
| opinion(noun, understanding, view, attitude, belief) |
| argument(noun, understanding, position, point, issue) |
| idea(noun, concept, law, feeling, understanding) |
| matter(noun, idea, topic) |
| point(noun, idea, topic) |
| presumption(noun, concept, support, action, feeling) |
| presupposition(noun, support, action, feeling, understanding) |
| problem(noun, idea, topic) |
| question(noun, idea, topic) |
| text(noun, idea, topic) |
| theme(noun, idea, topic) |
| topic(noun, idea, matter, topic) |
| truism(noun, saying, saw, proverb, maxim) |
| ground(noun, law, regulation, rule, suggestion) |
| inference(noun, feeling, mind, view, attitude) |
| lemma(suggestion, theory, guesstimate, supposition, premise) |
| maxim(noun, form, law, regulation, plan) |
| motion(noun, idea) |