speak on

speak (up)on something

to talk about a particular topic. (Upon is formal and less commonly used than on.) This evening, I will speak upon the subject of Plato's thoughts on the universe. What will you speak on today?

Common Names:

Name	Pronounced	Usage
Dempsey	['dempsi:]
Evita	[e'vi:ta:]
Elvan	-	Turkish
Kasih	-	Indonesian, Malay
Tirtzah	-	Hebrew, Biblical Hebrew
Zvi	-	Hebrew