"Suggest" is a regular verb; therefore, its past participle is "suggested".
No, the word 'suggested' is the past participle, past tense of the verb to suggest. The past participle of the verb also functions as an adjective.The noun forms of the verb to suggest are suggestion and the gerund, suggesting.
The past participle of "do" is "done." The past participle of "have" is "had."
The past participle of "am not" is "have not been."
The past participle of "do" is "done."
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".