Some English verbs are often used incorrectly with a preposition (like about, with, or to). In many languages, a preposition is required — but in English, these verbs take a direct object with no preposition.
Use discuss directly with the topic.
Use marry directly with the person.
Note: “get married to” is correct, but that’s a different structure.
Use enter directly with the place.
Use lack directly with the thing that is missing.
Note: “lack of” is correct when used as a noun:
Join 100,000 people who are improving their English skills on the Shaky English app