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