How to spell SIUCISM correctly?

If you've mistakenly misspelled "siucism", here are some possible correct suggestions: 1) skepticism - doubting or questioning beliefs; 2) scoliosis - a medical condition characterized by spinal curvature; 3) syzygy - alignment of celestial bodies; 4) secularism - the separation of religious institutions from the state; 5) simplicism - oversimplification of complex issues.