it's a noun, it doesn't have a past tense.
The word 'at' is not a verb and so doesn't have a past tense.
"Responsible" is an adjective. It does not have a past tense. Instead, the past tense would apply to the word before. (Present - she is responsible, Past - she was responsible.)
'Rotten' is an adjective. Only verbs have a past tense.
'Prior' isn't a verb and so doesn't have a past tense.
The word legendary is an adjective, not a verb, so it doesn't have a past tense.
Trepidation is a noun, that is, a person, place, or thing. The suffix "tion" is a noun suffix. Nouns do not have tenses; only verbs can have tenses.
'Was' is the past tense of the word 'is'.
The word "were" is past tense. It is the past tense of the verb "to be."
It is the past tense.
Ate is the past tense of the word eat. Its a past tense word
"received" is the past tense. The present tense of that word is "receive"
What is the past tense word for think
The word recognized is the past tense.
The past tense of the word forget is the word "forgot".
The past tense of word accept is accepted.
The past tense is slept.
The past tense is cried.