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