* Adjective: Describing something that has not been picked, selected, or chosen.
* Example: "There were still many unpicked apples on the tree."
* Past Participle: Used as part of a verb phrase, indicating a completed action.
* Example: "The farmer had unpicked the ripe tomatoes."
* Noun: Less common, but could refer to something that is not picked.
* Example: (unlikely but possible): "The unpicked of the harvest were left in the field."
To determine the part of speech, you need to look at the context of the sentence.