Looking on the internet deeply has found these results:

delay is the most popular phrase on the web.

postpone 143,900,000 results on the web	delay 1308,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
All the more reason to postpone the announcement. This is a stunt to postpone the election. Never postpone the needed brake system service. But I don't want to postpone the wedding. But I suggest we postpone this discussion to a more suitable time. All I've been able to do is postpone the inevitable. And it is preferable to postpone the wedding. He said that you wanted to postpone the signing of the treaty.	Topical NSAIDs may slow or delay healing. Topical corticosteroids are also known to slow or delay healing. However, requesting such certificate must not delay the rescue operation. Maybe we should delay the trial and wait for Will to come back. That operation will delay the shipment by weeks. Here too, delay of enlargement means delay of necessary reforms. The prolonged effect of subcutaneous insulin glargine may delay recovery from hypoglycaemia. This would simply delay any necessary investment.

postpone

143,900,000 results on the web

delay

1308,000,000 results on the web

More popular!

Topical NSAIDs may slow or delay healing.
Topical corticosteroids are also known to slow or delay healing.
However, requesting such certificate must not delay the rescue operation.
Maybe we should delay the trial and wait for Will to come back.
That operation will delay the shipment by weeks.
Here too, delay of enlargement means delay of necessary reforms.
The prolonged effect of subcutaneous insulin glargine may delay recovery from hypoglycaemia.
This would simply delay any necessary investment.