steepling

/S T IY1 P AH0 L IH0 NG/
verb
  1. 1

    To form something into the shape of a steeple.

    โ€œHe steepled his fingers as he considered the question.โ€

Source: https://en.wiktionary.org/wiki/steeple, https://en.wiktionary.org/wiki/steepling