Dirty is typically used as an adjective (i.e. He played in the mud and came out dirty), but as it does have a verbal form (i.e. The shoes were too clean, so we decided to dirty them up.) it can have a past participle.
Past Participle: Dirtied.
The past participle of "dirty" is "dirtied."
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
The past tense of "have" is "had," and the past participle is also "had."
The past participle of the word "have" is "had."
The past participle of "am, are, is" is "been."
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
The past tense of "have" is "had," and the past participle is also "had."
The past participle of the word "have" is "had."
The past participle of "will" is "willed."
The past participle of "am, are, is" is "been."
The past participle is thought.
The past participle of "to" is "been." The past participle of "be" is also "been."
Being is the present participle. The past participle is been.
The past tense and the past participle is "answered".
Present participle: hiding Past: hid Past participle: hidden
The past and past participle for "buy" is "bought."