1. My little girl just turned three and she is splay-footed. I need to take her to a podiatrist.2. Every time we see our daughter standing with her legs wide apart and her feet splayed out, we have to correct her posture.3. My son's feet splay out.
 splay-footed feet splay outsplay-footed 指雙腳朝外彎，也就是外八字，walking with feet splayed out 指走路外八字。
It gives the ilusion that you've computed the entire answer immediately.