What's the difference between catechise and catechist?

Catechise

---

Definition:

• (v. t.) To instruct by asking questions, receiving answers, and offering explanations and corrections, -- esp. in regard to points of religious faith.
• (v. t.) To question or interrogate; to examine or try by questions; -- sometimes with a view to reproof, by eliciting from a person answers which condemn his own conduct.

Example Sentences:

Catechist

---

Definition:

• (n.) One who instructs by question and answer, especially in religions matters.

Example Sentences:

• (1) They are its flower arrangers and cleaners, its priests’ housekeepers and its soup kitchen operators, its fete organisers and its catechists .
• (2) Whereas the earlier catechistical approaches to popular knowledge retained some of the religious intention of their generic forebears, the catechisms of health tended to take a secular approach to matters of personal health.