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