Past Tenses
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Coauthor Past Tense

coauthored
past tense of coauthor is coauthored.

Coauthor verb forms

InfinitivePresent ParticiplePast TensePast Participle
coauthorcoauthoringcoauthoredcoauthored

Conjugation of Coauthor

Simple / Indefinite Present Tense
He/She/It coauthors .
I coauthor.
You/We/They coauthor.

Present Continuous Tense
He/She/It is coauthoring.
I am coauthoring.
You/We/They are coauthoring.

Present Perfect Tense
He/She/It has coauthored.
I have coauthored.
You/We/They have coauthored.

Present Perfect Continuous Tense
He/She/It has been coauthoring.
I have been coauthoring.
You/We/They have been coauthoring.

Simple Past Tense
He/She/It coauthored.
I coauthored.
You/We/They coauthored.

Past Continuous Tense
He/She/It was coauthoring.
I was coauthoring.
You/We/They were coauthoring.

Past Perfect Tense
He/She/It had coauthored.
I had coauthored.
You/We/They had coauthored.

Past Perfect Continuous Tense
He/She/It had been coauthoring.
I had been coauthoring.
You/We/They had been coauthoring.

Simple Future Tense
He/She/It will/shall coauthor.
I will/shall coauthor.
You/We/They will/shall coauthor.

Future Continuous Tense
He/She/It will/shall be coauthoring.
I will/shall be coauthoring.
You/We/They will/shall be coauthoring.

Future Perfect Tense
He/She/It will/shall have coauthored.
I will/shall have coauthored.
You/We/They will/shall have coauthored.

Future Perfect Continuous Tense
He/She/It will/shall have been coauthoring.
I will/shall have been coauthoring.
You/We/They will/shall have been coauthoring.

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