verb (phrase)
Jump is a verb. It describes an action.
The word jump is a verb. The past tense is jumped. Jump can also be used as a noun (a jump).
Jumped is a verb. It's the past tense of jump.
Jumping is the present participle of the verb jump.
Jumped is a verb. It's the past tense of jump.
noun
noun
A verb.
A word is a part of speech, not a sentence like the one in your example.
The part of speech of twitching is a verb like when you twitch your eye or other parts of the body
An adjective is a part of speech.
A conjunction.