No, it's a noun. It's only verbs that have a past tense.
The past form of the word "cementation" is simply "cementation." It does not change in tense like regular verbs.
The past form of the word "abuse" is "abused."
The past form of the word "flow" is "flowed."
The past simple form of "do" is "did."
The past participle form of the word "steal" is "stolen."
The past participle form of the word "use" is "used."
The past form of the word "abuse" is "abused."
Compaction and Cementation
The past participle form of the word "steal" is "stolen."
sleep is the base form slept is the past simple form slept is the past participle.
The past participle form of the word "stay" is "stayed."
The past tense form of the word "apply" is "applied".
Was
No tenses for an adjective!
Cementation
Lithification.
The past tense of "do" is "did" and the past participle is "done".
struck is the past tense verbStruck IS the past tense form...of the word strike.