redpoint

red +‎ point, as a calque of German Rotpunkt, coined by Kurt Albert in the mid-1970s at Frankenjura. He would paint a red X on a fixed pin that he could avoid using for a foothold or handhold.

redpoint (third-person singular simple present redpoints, present participle redpointing, simple past and past participle redpointed)

1. (climbing, transitive) To free-climb (a route), while lead climbing, after having practiced the route beforehand.