to undermine — English conjugation

Frequency#1766Regular

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
Iundermine
youundermine
he/she/itundermines
weundermine
you (pl.)undermine
theyundermine

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
Iundermined
youundermined
he/she/itundermined
weundermined
you (pl.)undermined
theyundermined

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 undermining
youare undermining
he/she/itis undermining
weare undermining
you (pl.)are undermining
theyare undermining

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 undermining
youwere undermining
he/she/itwas undermining
wewere undermining
you (pl.)were undermining
theywere undermining

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 undermined
youhave undermined
he/she/ithas undermined
wehave undermined
you (pl.)have undermined
theyhave undermined

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 undermined
youhad undermined
he/she/ithad undermined
wehad undermined
you (pl.)had undermined
theyhad undermined

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 undermine
youwill undermine
he/she/itwill undermine
wewill undermine
you (pl.)will undermine
theywill undermine

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 undermining
youwill be undermining
he/she/itwill be undermining
wewill be undermining
you (pl.)will be undermining
theywill be undermining

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 undermined
youwill have undermined
he/she/itwill have undermined
wewill have undermined
you (pl.)will have undermined
theywill have undermined

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 undermine
youwould undermine
he/she/itwould undermine
wewould undermine
you (pl.)would undermine
theywould undermine