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