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