This verb follows the standard English past tense rule: simply add -ed to the base form.
Substitution is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she substitutioned to the store."
No. Use "did not substitution" (not "did not substitutioned").
The verb substitution follows the standard English past tense conjugation rule. When forming the past tense, substitution becomes substitutioned. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why substitution becomes substitutioned helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using substitutioned 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 substitutioned to the store." The past tense form does not change based on the subject — I substitutioned, you substitutioned, he/she substitutioned, we substitutioned, they substitutioned.