Past Tense of
inactivate
inactivated
Regular -d Addition
📄 Regular form · -d Addition

Base Form Inactivate

10Letters
4Syllables
5Vowels
5Consonants
IStarts
EEnds

Past Tense Inactivated

11Letters
5Syllables
5Vowels
6Consonants
IStarts
DEnds

How to Form the Past Tense of "inactivate"

Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.

Grammar Tips

  • Words ending in -e only need -d added.

Common Mistakes

  • Do not add -ed to words ending in -e. Use -d only.
Frequently Asked Questions

Is inactivate regular or irregular?

Inactivate is regular. It follows the -d Addition rule.

How do you use inactivated in a sentence?

Use past time markers: "Yesterday, she inactivated to the store."

Does inactivated change in negative sentences?

No. Use "did not inactivate" (not "did not inactivated").

About the past tense of inactivate

The verb inactivate follows the standard English past tense conjugation rule. When forming the past tense, inactivate becomes inactivated. This follows the -d Addition pattern, which is one of the most common conjugation rules in English.

Understanding why inactivate becomes inactivated helps with spelling and pronunciation. Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.

When using inactivated in writing, remember that it functions as a past tense verb and typically appears with time markers like yesterday, last week, or ago. For example: "Yesterday, she inactivated to the store." The past tense form does not change based on the subject — I inactivated, you inactivated, he/she inactivated, we inactivated, they inactivated.