The past participle is bored.
Added
The past participle is "taken off".
Drown is a regular verb, so the past participle is drowned.
Gaze is a regular verb, so the past participle is gazed.
the past simple is sang and past paticiple is sung
The past participle of the verb "require" is "required."
The past tense of "talk" is "talked" and the past participle is also "talked".
The past participle of "went" is "gone." It is used with auxiliary verbs, such as "have" or "has," in perfect tenses, as in "She has gone to the store."
It can be. It is the past tense but also the past paticiple of the verb to hypnotize. Example: Hypnotized persons may not recall their hypnosis completely.
Bored is an adjective, so it can't actually have a past tense. However, "was bored" is as close to a past tense of bored as is possible.
The past tense of the verb to bear is bore.
The past participle of the verb "go" is "gone." It is used in perfect tenses, such as "have gone" or "had gone," to indicate an action that has been completed. Additionally, "went" is the simple past form of "go," but it is not the past participle.