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Undo Verb Forms

Base form (v1)	Undo
Past form (v2)	Undid
Past Participle (v3) -ed form	Undone
Present Participle (v4) ‘ing’ form	Undoing
Present simple (v5) s / es/ ies	Undoes

Undo present tense

Simple present tense of undo
used for facts, generalizations, and truths that are not affected by the passage of time
Present continuous tense of undo
used to describe currently ongoing (usually temporary) actions
Present perfect tense of undo
used to describe events that began in the past and are expected to continue, or to emphasize the relevance of past events to the present moment
Present perfect continuous tense of undo
used to describe events that started in the past and continue into the present or were recently completed, emphasizing their relevance to the present moment

Undo past tense

Simple past tense of undo
used for events completed in the past
Past continuous tense of undo
used to describe ongoing past events, often in relation to the occurrence of another event
Past perfect tense of undo
used to describe events that happened prior to other events in the past
Past perfect continuous tense of undo
used to describe events that began, continued, and ended in the past, emphasizing their relevance to a past moment

Undo future tense

Simple future tense of undo
used for events to be completed in the future
Future continuous tense of undo
used to describe future events that are expected to continue over a period of time
Future perfect tense of undo
used to describe events that will be completed between now and a specific point in the future
Future perfect continuous tense of undo
used to describe events that will continue up until a point in the future, emphasizing their expected duration

Simple present tense of undo

Present continuous tense of undo

Present perfect tense of undo

Present perfect continuous tense of undo

Simple past tense of undo

Past continuous tense of undo

Past perfect tense of undo

Past perfect continuous tense of undo

Simple future tense of undo

Future continuous tense of undo

Future perfect tense of undo

Future perfect continuous tense of undo