Undo Past Tense and Past Participle Verb Forms in English

3 forms of the verb undo The English verb 'undo' is pronounced as [‘ʌn’du:].
Related to: irregular verbs.
3 forms of verb undo: Infinitive (undo), Past Simple - (undid), Past Participle - (undone).

Here are the past tense forms of the verb undo

👉 Forms of verb undo in future and past simple and past participle.
❓ What is the past tense of undo.

Undo: Past, Present, and Participle Forms

Base Form	Past Simple	Past Participle
undo [‘ʌn’du:]	undid [‘ʌn’dɪd]	undone [‘ʌn’dʌn]

What are the 2nd and 3rd forms of the verb undo?

🎓 What are the past simple, future simple, present perfect, past perfect, and future perfect forms of the base form (infinitive) 'undo'?

Learn the three forms of the English verb 'undo'

the first form (V1) is 'undo' used in present simple and future simple tenses.
the second form (V2) is 'undid' used in past simple tense.
the third form (V3) is 'undone' used in present perfect and past perfect tenses.

What are the past tense and past participle of undo?

The past tense and past participle of undo are: undo in past simple is undid, and past participle is undone.

What is the past tense of undo?

The past tense of the verb "undo" is "undid", and the past participle is "undone".

Verb Tenses

Past simple — undo in past simple undid (V2).
Future simple — undo in future simple is undo (will + V1).
Present Perfect — undo in present perfect tense is undone (have/has + V3).
Past Perfect — undo in past perfect tense is undone (had + V3).

undo regular or irregular verb?

👉 Is 'undo' a regular or irregular verb? The verb 'undo' is irregular verb.

Undo past tense