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