是ぜとする

expression, suru verb (irregular)

approve of; consider right; give one's approval to

A somewhat formal expression meaning to judge something as correct or acceptable. Often used in contexts of moral judgment, policy, or official approval. The する part conjugates as a suru verb.

• 彼かれの提てい案あんを是ぜとすることはできなかった。

  I could not approve of his proposal.

• 委い員いん会かいはその計けい画かくを是ぜとした。

  The committee gave its approval to the plan.