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