The verb "mistake" is used to describe the action of incorrectly identifying or misunderstanding something. It is an irregular verb in English, with distinct forms for different tenses.

In the present simple tense, "mistake" is conjugated as follows: "I mistake," "you mistake," "he/she/it mistakes," "we mistake," "you (plural) mistake," and "they mistake." For example, "I often mistake her for her sister."

In the past simple tense, "mistake" changes to "mistook." This form is used to describe actions that were completed in the past. For instance, "He mistook the instructions and went to the wrong room."

The past participle form of "mistake" is "mistaken." This form is used in perfect tenses, combined with auxiliary verbs. An example sentence is, "She has mistaken the date of the meeting."

The present participle and gerund form of "mistake" is "mistaking." This form is used for continuous tenses and as a noun. For example, "He is constantly mistaking their names."

Understanding the correct forms and usage of "mistake" is important for clear and accurate communication, especially given its irregular conjugation.