ようyouするsuru
1.

To signify the necessity of something, often indicating that attention, effort, or resources are essential for a certain task or situation.

2.

To imply that a particular amount of time or consideration is necessary before reaching a conclusion or taking action.

3.

To express the act of summing up or clarifying a point by distilling it into its essential components.

Example:

教えるということは大いに忍耐力を要する。

ようyouするにsuruni
1.

A phrase used to summarize or restate a previous point in a concise manner without altering its meaning, often introducing a conclusion or overall essence of the discussion.

2.

An expression indicating that one is about to clarify or simplify the preceding information, emphasizing the core idea or conclusion derived from the earlier statements.

3.

A way to signal that what follows will encapsulate key points in a digestible format, highlighting the essential message after a more detailed explanation.

Example:

彼女は要するにおしゃべりなんだ。