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