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