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