* Verb (past tense): This is the most common usage. Example: "She kissed him on the cheek."
* Adjective: This is less common but possible, usually in a more figurative sense. Example: "The kissed by the sun, the meadow glowed with life."
* Noun: Even less common, but possible, referring to the act of kissing. Example: "He gave her a passionate kissed."
To determine the part of speech, you need to look at the context of the sentence.