Heavy hitter and Wheeler and dealer

Heavy hitter noun - One of high position or importance within a group.

Wheeler and dealer and heavy hitter are semantically related In some cases you can use "Wheeler and dealer" instead a noun phrase "Heavy hitter".

Heavy hitter and wheeler and dealer are semantically related in comer topic. You can use "Heavy hitter" instead a noun phrase "Wheeler and dealer", if it concerns topics such as person who makes things happen.