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