der Kopfball
header
The act of hitting or playing a ball with the head, especially in soccer.
Der Stürmer erzielte das entscheidende Tor mit einem wuchtigen Kopfball.
The striker scored the decisive goal with a powerful header.

header
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header
The act of hitting or playing a ball with the head, especially in soccer.
Der Stürmer erzielte das entscheidende Tor mit einem wuchtigen Kopfball.
The striker scored the decisive goal with a powerful header.

'Kopfball' (header) is a compound noun made up of 'Kopf' (head) and 'Ball' (ball). It literally describes a ball that is played with the head.
Das Training heute konzentriert sich auf Pässe und Kopfbälle.
Today's training focuses on passes and headers.
In a sports context, 'Kopfball' (header) is often combined with certain verbs: 'einen Kopfball machen' (to make/take a header), 'ein Tor per Kopfball erzielen' (to score a goal with a header), or 'einen Kopfball des Gegners abwehren' (to defend against an opponent's header).
Der Verteidiger konnte den gefährlichen Kopfball gerade noch abwehren.
The defender was just able to clear the dangerous header.
To describe a 'Kopfball' (header), adjectives such as 'stark' (strong), 'wuchtig' (powerful), 'platziert' (well-placed), or 'gefährlich' (dangerous) are often used.
Nach einer Ecke kam der Stürmer zu einem wuchtigen Kopfball.
After a corner, the striker got a powerful header.