Which part of speech is the word “till” in the sentence: “I worked from 9am till 8pm.”

🧠 Explanation:

• The word “till” shows the relationship between the action of working and the time it ended.
• It links two time points: the start (9am) and the end (8pm) of the action.
• Such words that establish a link between nouns or pronouns and other elements are used to express time, place, or direction.
• Therefore, in this context, it functions as a connecting word that relates to time.