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