Focus on the pronunciation of bottom
English definition of “bottom”
/ˈbɒtəm/ adjective [before noun]
› lowest in a range of levels: the bottom end/level The flotation could produce a £132m profit at the top end of the range and £59m at the bottom end. That still leaves us in the bottom half of spending levels in the EU.
› lowest in position: the bottom corner/edge/part The navigation buttons are in the bottom part of the window.