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