Has Sunk or Has Sunken?

In modern English, the past is generally sank and the past participle is sunk, with the form sunken now surviving only as an adjective, as in a sunken garden or sunken cheeks.”

Has sunk or sank?

Explanation: Sank is the past tense of the word sink. ... Sunk is the past participle for of the word sink. The submarine has sunk before.

Is has sunk correct?

A: Both “sank” and “sunk” are accepted for the past tense of “sink” in American English. ... So it's correct to say either “the boat sank” or “the boat sunk.” The past participle is “sunk,” as in “the boat has sunk” or “the boat was sunk.”