Verbs ending in a consonant followed by -y change the -y to -ied in the past tense form.
Territory is regular. It follows the -ied Conversion rule.
Use past time markers: "Yesterday, she territoried to the store."
No. Use "did not territory" (not "did not territoried").
The verb territory follows the standard English past tense conjugation rule. When forming the past tense, territory becomes territoried. This follows the -ied Conversion pattern, which is one of the most common conjugation rules in English.
Understanding why territory becomes territoried helps with spelling and pronunciation. Verbs ending in a consonant followed by -y change the -y to -ied in the past tense form.
When using territoried 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 territoried to the store." The past tense form does not change based on the subject — I territoried, you territoried, he/she territoried, we territoried, they territoried.