Answer:
The answer is either clause or phrase, I don't know if you have a word bank or something to choose from but I've included an explanation for both!! <3
Explanation:
A clause is a group of related words that contain a subject and predicate.
A phrase is a group of related words that
1. does not express a complete thought
2. does not have a subject and predicate pair
I hope this helped you!! Feel free to ask questions in the comments and give me a good review and/or brainliest if you think this was a good answer!!