Exec and Higher up

Exec noun - A person who manages or directs something.

Higher up and exec are semantically related In some cases you can use "Higher up" instead a noun "Exec".

Higher up adverb - In or to a place that is higher.

Exec and higher up are semantically related in effort topic. Sometimes you can use "Exec" instead a noun phrase "Higher up", if it concerns topics such as superior, person representing organization, person higher or highest in rank, person who manages an organization.