However, it's important to note that "tink" is not a standard English verb. It's more likely a made-up word or a playful variation of a real word.
If you're looking for the past tense of a similar-sounding word, here are some possibilities:
* Think: thought
* Tinkle: tinkled
* Twink: twinkled
Let me know if you had a specific word in mind, and I'll help you find its past tense!