Focus on the pronunciation of horizontal
English definition of “horizontal”
› something that is horizontal goes across, level to the ground, rather than up or down: Horizontal drilling has given the oil industry a way to extract oil from places where it was once almost impossible.
› relating to companies, departments, etc. that have the same activities as each other: a horizontal agreement/alliance
› relating to a company or organization that has few or no different levels of management: The horizontal organization allows participants to solve many problems themselves. a horizontal management structure/system → Compare vertical