1) Abstractive 2) Concerned with hypotheses 3) Conjectural 4) Divinatory 5) Hypothetic 6) Hypothetical 7) Metaphysical 8) Notional 9) Speculative 10) Supposed 11) Suppositional 12) Suppositious 13) Supposititious 14) Theoretical 15) Theory-based 16) Untested 1) Abstractive 2) Conjectural 3) Hypothetic 4) Hypothetical 5) Suppositional 6) Suppositious 7) Supposititious 8) Theoretical 
• (a.) Alt. of Theoretical