adjective
Definition: This word refers to the whole quantity or total amount of something, without exception. It can mean every single one or the entire group.
Example: All the windows are open.
adverb
Definition: This word means completely or entirely, without exception. It can also refer to every part or the whole amount of something.
Example: She was all excited about the upcoming trip.
noun
Definition: The total amount of something that includes everything or everyone.
Example: She gave her all to the project, working tirelessly day and night.
pronoun
Definition: This word refers to every person or thing in a group, or the total amount of something. It means no one or nothing is left out.
Example: All of us are sick.