1.   But such simplicity belies its refinement.

2.   But the very simplicity of Star belies the effort behind it.

3.   Those close to Reagan marveled at how his down-home simplicity belied a much deeper and secret personality that continues to confound historians.

4.   To be sure, slipware looks primitive with its folksy designs, lettering, and squiggly lines, but this simplicity belies a challenging technique.