to authenticate — English conjugation

Frequency#1945Regular

Indicative

Present (Simple Present) Regular

The simple present describes habitual actions, general truths, and states. It is the most basic tense in English. For most verbs, add -s or -es for the third person singular (he, she, it).

She speaks three languages.

PronounEnglish
Iauthenticate
youauthenticate
he/she/itauthenticates
weauthenticate
you (pl.)authenticate
theyauthenticate

Past (Simple Past) Regular

The simple past describes completed actions at a specific time in the past. Regular verbs add -ed. There are around 200 common irregular verbs with unique past forms that must be learned individually.

She spoke to the manager yesterday.

PronounEnglish
Iauthenticated
youauthenticated
he/she/itauthenticated
weauthenticated
you (pl.)authenticated
theyauthenticated

Present continuous (Present Continuous) Regular

The present continuous describes actions happening right now or temporary situations. Formed with am/is/are + verb-ing. Also used for definite future arrangements.

She is speaking to a client at the moment.

PronounEnglish
Iam authenticating
youare authenticating
he/she/itis authenticating
weare authenticating
you (pl.)are authenticating
theyare authenticating

Past continuous (Past Continuous) Regular

The past continuous describes actions that were in progress at a specific moment in the past, often interrupted by another event. Formed with was/were + verb-ing.

She was speaking when the fire alarm went off.

PronounEnglish
Iwas authenticating
youwere authenticating
he/she/itwas authenticating
wewere authenticating
you (pl.)were authenticating
theywere authenticating

Present perfect (Present Perfect) Regular

The present perfect connects the past to the present. It describes experiences, recent events, or situations that started in the past and continue now. Formed with have/has + past participle.

She has spoken at over fifty conferences.

PronounEnglish
Ihave authenticated
youhave authenticated
he/she/ithas authenticated
wehave authenticated
you (pl.)have authenticated
theyhave authenticated

Past perfect (Past Perfect) Regular

The past perfect describes an action completed before another past event — the past of the past. Formed with had + past participle. Always implies a reference point in the past.

She had spoken to him before the meeting started.

PronounEnglish
Ihad authenticated
youhad authenticated
he/she/ithad authenticated
wehad authenticated
you (pl.)had authenticated
theyhad authenticated

Future (will) (Future Simple) Regular

The future simple expresses predictions, spontaneous decisions, and promises. Formed with will + base infinitive. The contracted form will not = won't is very common in spoken English.

She will speak at the conference tomorrow.

PronounEnglish
Iwill authenticate
youwill authenticate
he/she/itwill authenticate
wewill authenticate
you (pl.)will authenticate
theywill authenticate

Future continuous (Future Continuous) Regular

The future continuous describes an action that will be in progress at a specific future moment. Formed with will be + verb-ing. Often used to describe planned or expected ongoing actions.

This time tomorrow she will be speaking to the board.

PronounEnglish
Iwill be authenticating
youwill be authenticating
he/she/itwill be authenticating
wewill be authenticating
you (pl.)will be authenticating
theywill be authenticating

Future perfect (Future Perfect) Regular

The future perfect describes an action that will be completed before a specific point in the future. Formed with will have + past participle. Common with time expressions like by then, by the time.

By Friday she will have spoken to all the clients.

PronounEnglish
Iwill have authenticated
youwill have authenticated
he/she/itwill have authenticated
wewill have authenticated
you (pl.)will have authenticated
theywill have authenticated

Subjunctive

Conditional (would) (Conditional) Regular

The conditional describes hypothetical situations and their results. Formed with would + base infinitive. Used in if-clauses, polite requests, and reported speech about future events.

She would speak more if she had the chance.

PronounEnglish
Iwould authenticate
youwould authenticate
he/she/itwould authenticate
wewould authenticate
you (pl.)would authenticate
theywould authenticate