The verb "cling" is a descriptive word in English, often associated with the action of holding on tightly to something. It is an irregular verb, following its unique conjugation pattern. In the present simple tense, "cling" follows its base form for most subjects: "I cling," "you cling," "he/she/it clings," and so forth. For example, "She clings to her teddy bear at night."

In the past simple tense, "cling" changes to "clung." This form is used to describe past actions of holding on tightly. For instance, "He clung to the edge of the cliff."

The past participle of "cling" is also "clung." When forming perfect tenses, such as present perfect or past perfect, the past participle is combined with auxiliary verbs. An example sentence is "They have clung to each other through thick and thin."

Understanding the irregular conjugation of "cling" is important for accurately describing actions related to holding on tightly. The verb "cling" is also used in various idiomatic expressions, adding to its depth and richness in the English language.