Past Tenses
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Proof Past Tense

proofed
past tense of proof is proofed.

Proof verb forms

InfinitivePresent ParticiplePast TensePast Participle
proofproofingproofedproofed

Conjugation of Proof

Simple / Indefinite Present Tense
He/She/It proofs .
I proof.
You/We/They proof.

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

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

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

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

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

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

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

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

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

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

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

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