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