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English conjugation tables

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Search for infinitive (min. 3 letters):

to authenticate [tr]

to authenticate, authenticated, authenticated
– authenticates, authenticating –





ACTIVE Intro AFFIR­MATION
FULL FORM QUESTION
Top - Indicative - Conditional- Bottom
indicative presentindicative past tense
do I authenticate?did I authenticate?
do you authenticate?did you authenticate?
does he/she/it authenticate?did he/she/it authenticate?
do we authenticate?did we authenticate?
do you authenticate?did you authenticate?
do they authenticate?did they authenticate?
indicative present continuousindicative past tense continuous
am I authenticating?was I authenticating?
are you authenticating?were you authenticating?
is he/she/it authenticating?was he/she/it authenticating?
are we authenticating?were we authenticating?
are you authenticating?were you authenticating?
are they authenticating?were they authenticating?
indicative present perfectindicatif past perfect
have I authenticated?had I authenticated?
have you authenticated?had you authenticated?
has he/she/it authenticated?had he/she/it authenticated?
have we authenticated?had we authenticated?
have you authenticated?had you authenticated?
have they authenticated?had they authenticated?
indicative present perfect cont.indicative past perfect cont.
have I been authenticating?had I been authenticating?
have you been authenticating?had you been authenticating?
has he/she/it been authenticating?had he/she/it been authenticating?
have we been authenticating?had we been authenticating?
have you been authenticating?had you been authenticating?
have they been authenticating?had they been authenticating?
indicative futureindicative future perfect
shall/will I authenticate?shall/will I have authenticated?
will you authenticate?will you have authenticated?
will he/she/it authenticate?will he/she/it have authenticated?
shall/will we authenticate?shall/will we have authenticated?
will you authenticate?will you have authenticated?
will they authenticate?will they have authenticated?
indicative future continuousindicative future perfect cont.
shall/will I be authenticating?shall/will I have been authenticating?
will you be authenticating?will you have been authenticating?
will he/she/it be authenticating?will he/she/it have been authenticating?
shall/will we be authenticating?shall/will we have been authenticating?
will you be authenticating?will you have been authenticating?
will they be authenticating?will they have been authenticating?
Top - Indicative - Conditional- Bottom
conditional presentconditional perfect
should/would I authenticate?should/would I have authenticated?
would you authenticate?would you have authenticated?
would he/she/it authenticate?would he/she/it have authenticated?
should/would we authenticate?should/would we have authenticated?
would you authenticate?would you have authenticated?
would they authenticate?would they have authenticated?
conditional present cont.conditional perfect cont.
should/would I be authenticating?should/would I have been authenticating?
would you be authenticating?would you have been authenticating?
would he/she/it be authenticating?would he/she/it have been authenticating?
should/would we be authenticating?should/would we have been authenticating?
would you be authenticating?would you have been authenticating?
would they be authenticating?would they have been authenticating?

A quick overview of the irregular English verbs you get in the table.


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