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English conjugation of the verb "to retrofit" in Past Participle Tense
Simple Forms

Basic Forms

  • Infinitive
  • to retrofit
  •  
  • Imperative
  • retrofit
  • let's retrofit
  • retrofit
  • Present Participle
  • retrofitting
  •  
  • Past Participle
  • retrofit
  •  
Indicative:

Present

  • I retrofit
  • you retrofit
  • he/she/it retrofits
  • we retrofit
  • you retrofit
  • they retrofit

Past

  • I retrofit
  • you retrofit
  • he/she/it retrofit
  • we retrofit
  • you retrofit
  • they retrofit

Compound Forms

Past Participle

  • having retrofit
Indicative

Present continuous

  • I am retrofitting
  • you are retrofitting
  • he/she/it is retrofitting
  • we are retrofitting
  • you are retrofitting
  • they are retrofitting

Present perfect

  • I have retrofit
  • you have retrofit
  • he/she/it has retrofit
  • we have retrofit
  • you have retrofit
  • they have retrofit

Future

  • I will retrofit
  • you will retrofit
  • he/she/it will retrofit
  • we will retrofit
  • you will retrofit
  • they will retrofit

Future Perfect

  • I will have retrofit
  • you will have retrofit
  • he/she/it will have retrofit
  • we will have retrofit
  • you will have retrofit
  • they will have retrofit

Past continuous

  • I was retrofitting
  • you were retrofitting
  • he/she/it was retrofitting
  • we were retrofitting
  • you were retrofitting
  • they were retrofitting

Past perfect

  • I had retrofit
  • you had retrofit
  • he/she/it had retrofit
  • we had retrofit
  • you had retrofit
  • they had retrofit

Future continuous

  • I will be retrofitting
  • you will be retrofitting
  • he/she/it will be retrofitting
  • we will be retrofitting
  • you will be retrofitting
  • they will be retrofitting

Present perfect continuous

  • I have been retrofitting
  • you have been retrofitting
  • he/she/it has been retrofitting
  • we have been retrofitting
  • you have been retrofitting
  • they have been retrofitting

Past perfect continuous

  • I had been retrofitting
  • you had been retrofitting
  • he/she/it had been retrofitting
  • we had been retrofitting
  • you had been retrofitting
  • they had been retrofitting

Future perfect continuous

  • I will have been retrofitting
  • you will have been retrofitting
  • he/she/it will have been retrofitting
  • we will have been retrofitting
  • you will have been retrofitting
  • they will have been retrofitting

Basic Forms

  • Infinitive
  • not to retrofit
  •  
  • Imperative
  • do not retrofit
  • let's not retrofit
  • do not retrofit
  • Present Participle
  • not retrofitting
  •  
  • Past Participle
  • not retrofit
  •  

Present

  • I do not retrofit
  • you do not retrofit
  • he/she/it does not retrofit
  • we do not retrofit
  • you do not retrofit
  • they do not retrofit

Past

  • I did not retrofit
  • you did not retrofit
  • he/she/it did not retrofit
  • we did not retrofit
  • you did not retrofit
  • they did not retrofit

Past Participle

  • not having retrofit

Present continuous

  • I am not retrofitting
  • you are not retrofitting
  • he/she/it is not retrofitting
  • we are not retrofitting
  • you are not retrofitting
  • they are not retrofitting

Present perfect

  • I have not retrofit
  • you have not retrofit
  • he/she/it has not retrofit
  • we have not retrofit
  • you have not retrofit
  • they have not retrofit

Future

  • I will not retrofit
  • you will not retrofit
  • he/she/it will not retrofit
  • we will not retrofit
  • you will not retrofit
  • they will not retrofit

Future Perfect

  • I will not have retrofit
  • you will not have retrofit
  • he/she/it will not have retrofit
  • we will not have retrofit
  • you will not have retrofit
  • they will not have retrofit

Past continuous

  • I was not retrofitting
  • you were not retrofitting
  • he/she/it was not retrofitting
  • we were not retrofitting
  • you were not retrofitting
  • they were not retrofitting

Past perfect

  • I had not retrofit
  • you had not retrofit
  • he/she/it had not retrofit
  • we had not retrofit
  • you had not retrofit
  • they had not retrofit

Future continuous

  • I will not be retrofitting
  • you will not be retrofitting
  • he/she/it will not be retrofitting
  • we will not be retrofitting
  • you will not be retrofitting
  • they will not be retrofitting

Present perfect continuous

  • I have not been retrofitting
  • you have not been retrofitting
  • he/she/it has not been retrofitting
  • we have not been retrofitting
  • you have not been retrofitting
  • they have not been retrofitting

Past perfect continuous

  • I had not been retrofitting
  • you had not been retrofitting
  • he/she/it had not been retrofitting
  • we had not been retrofitting
  • you had not been retrofitting
  • they had not been retrofitting

Future perfect continuous

  • I will not have been retrofitting
  • you will not have been retrofitting
  • he/she/it will not have been retrofitting
  • we will not have been retrofitting
  • you will not have been retrofitting
  • they will not have been retrofitting
Indicative:

Present

  • do I retrofit ?
  • do you retrofit ?
  • does he/she/it retrofit ?
  • do we retrofit ?
  • do you retrofit ?
  • do they retrofit ?

Past

  • did I retrofit ?
  • did you retrofit ?
  • did he/she/it retrofit ?
  • did we retrofit ?
  • did you retrofit ?
  • did they retrofit ?
Indicative

Present continuous

  • am I retrofitting ?
  • are you retrofitting ?
  • is he/she/it retrofitting ?
  • are we retrofitting ?
  • are you retrofitting ?
  • are they retrofitting ?

Present perfect

  • have I retrofit ?
  • have you retrofit ?
  • has he/she/it retrofit ?
  • have we retrofit ?
  • have you retrofit ?
  • have they retrofit ?

Future

  • will I retrofit ?
  • will you retrofit ?
  • will he/she/it retrofit ?
  • will we retrofit ?
  • will you retrofit ?
  • will they retrofit ?

Future Perfect

  • will I have retrofit ?
  • will you have retrofit ?
  • will he/she/it have retrofit ?
  • will we have retrofit ?
  • will you have retrofit ?
  • will they have retrofit ?

Past continuous

  • was I retrofitting ?
  • were you retrofitting ?
  • was he/she/it retrofitting ?
  • were we retrofitting ?
  • were you retrofitting ?
  • were they retrofitting ?

Past perfect

  • had I retrofit ?
  • had you retrofit ?
  • had he/she/it retrofit ?
  • had we retrofit ?
  • had you retrofit ?
  • had they retrofit ?

Future continuous

  • will I be retrofitting ?
  • will you be retrofitting ?
  • will he/she/it be retrofitting ?
  • will we be retrofitting ?
  • will you be retrofitting ?
  • will they be retrofitting ?

Present perfect continuous

  • have I been retrofitting ?
  • have you been retrofitting ?
  • has he/she/it been retrofitting ?
  • have we been retrofitting ?
  • have you been retrofitting ?
  • have they been retrofitting ?

Past perfect continuous

  • had I been retrofitting ?
  • had you been retrofitting ?
  • had he/she/it been retrofitting ?
  • had we been retrofitting ?
  • had you been retrofitting ?
  • had they been retrofitting ?

Future perfect continuous

  • will I have been retrofitting ?
  • will you have been retrofitting ?
  • will he/she/it have been retrofitting ?
  • will we have been retrofitting ?
  • will you have been retrofitting ?
  • will they have been retrofitting ?
See also verbs with similar meaning:

Definitions:

  • -  Substitute new or modernized parts or equipment for older ones
  • -  Fit in or on an existing structure, such as an older house
  • -  Provide with parts, devices, or equipment not available or in use at the time of the original manufacture

Examples:

  • -  The laboratory retrofitted to meet the safety codes
  • -  The mansion was retrofitted with modern plumbing
  • -  They car companies retrofitted all the old models with new carburetors

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