der Themenwechsel
Translation
change of subject, change of topic
Examples
Er machte einen abrupten Themenwechsel.
He made an abrupt change of subject.
Ein Themenwechsel wäre jetzt eine gute Idee.
A change of topic would be a good idea now.
Grammar Patterns
to make a change of subject Let's make a change of subject.
Similar Words
Gesprächswechsel (change of conversation), Kurswechsel (change of course)
Etymology
A compound noun composed of 'Thema' (theme, topic) and 'Wechsel' (change, exchange). It literally means 'topic-change'.
Memory Tips
Picture a conversation hitting a dead end, and someone suggests a 'Wechsel' (change) of the 'Thema' (topic).