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