Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
Decriminalise is regular. It follows the -d Addition rule.
Use past time markers: "Yesterday, she decriminalised to the store."
No. Use "did not decriminalise" (not "did not decriminalised").
The verb decriminalise follows the standard English past tense conjugation rule. When forming the past tense, decriminalise becomes decriminalised. This follows the -d Addition pattern, which is one of the most common conjugation rules in English.
Understanding why decriminalise becomes decriminalised 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 decriminalised 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 decriminalised to the store." The past tense form does not change based on the subject — I decriminalised, you decriminalised, he/she decriminalised, we decriminalised, they decriminalised.