Cannonballs and Communications

Communications and cannonballs are semantically related. In some cases you can use "Communications" instead a noun "Cannonballs".

Communications noun - The discipline that studies the principles of transmiting information and the methods by which it is delivered (as print or radio or television etc.).

Cannonballs and communications are semantically related. Sometimes you can use "Cannonballs" instead a noun "Communications".