“Forenoon” is a fairly self-explanatory word. It is the time before noon, aka the morning. If you’re not a morning person, maybe you just don’t have the words to describe it. Try to add some variety to your early wakeup calls. In addition to “forenoon,” you could call the morning “cockcrow,” “daybreak,” “dayspring,” “first blush,” “wee hours,” “morningtide,” “sunup,” or “crack of dawn.”