weed – n. : a plant that grows very quickly where it is not wanted and covers or kills more desirable plants

client –n. a person who pays a professional person or organization for services

vocabulary – n. all of the words known and used by a person

branch – n. a part of a tree that grows out from the trunk

theme – n. the particular subject or idea on which the style of something is based ; the main subject that is being discussed or described in a piece of writing, a movie, etc.

opportunity – n. an amount of time or a situation in which something can be done