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