'Builds' in the Bible

According to the [remarkable] grace of God which was given to me [to prepare me for my task], like a skillful master builder I laid a foundation, and now another is building on it. But each one must be careful how he builds on it,

But if anyone builds on the foundation with gold, silver, precious stones, wood, hay, straw,

Now about food sacrificed to idols, we know that we all have knowledge [concerning this]. Knowledge [alone] makes [people self-righteously] arrogant, but love [that unselfishly seeks the best for others] builds up and encourages others to grow [in wisdom].