The predicate is the part of the sentence that tells the reader what the subject is or does. It's like the narrator or Greek Chorus of grammar: it's there to explain.
Oh, and it always includes a verb.
Simple Predicates
The simple predicate in a sentence is the main verb plus any helping verbs. Together, they're called a verb phrase. Got modifiers? Forget about 'em. The simple predicate doesn't include any modifie...
Complete Predicates
The complete predicate of a sentence includes all of the words that tell the reader what the subject is or does: the main verb, helping verbs, modifiers, and all of the words that complete its mean...
Compound Predicates
A compound predicate has two or more predicates linked with a coordinating conjunction, a.k.a. one of the FANBOYS (For, And, Nor, But, Or, Yet, So). Yeah, there's no way to make that sentence less...