1. Based primarily on surmise rather than adequate evidence
   - conjectural, divinatory, hypothetical, supposed, suppositional, suppositious, supposititious

See also: theoretic, theoretical

• stitched
• stitcher
• stitchery
• stitching
• stitchwort
• stithy
• stiver
• Stizidae
• Stizolobium
• Stizolobium deeringiana
• Stizostedion
• Stizostedion vitreum
• STM
• stoa
• stoat
• stob
• stochastic
• stochastic process
• stochastic variable
• stochastically
• stochasticity
• stock
• stock breeder
• stock buyback
• stock certificate