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