The past participle is rid.
rid. Present, past and past participle are the same - rid/rid/rid
To change the past tense and past participle of a verb, you must either change the verb back to its present tense or get rid of its suffix.
The past participle of do is done. The past participle of have is had.
The past participle of am is been. Not does not have a past participle
What is the past participle of do
The past participle of have is had....:) I have had...
The past participle is had.
The past participle is willed.
The past participle is been.
The past participle is thought.
Being is the present participle. The past participle is been.
To isn't a verb and so doesn't have a past participle. The past participle of be is been.