Focus on the pronunciation of letterhead
English definition of “letterhead”
/ˈleṱɚ-/ noun COMMUNICATIONS
› [C] the name and address of a person or company that is printed at the top of a piece of writing paper: The letters were printed on paper with the official company letterhead.
› [U] (UK headed paper) paper that has the name and address of a person or company printed at the top: The form must be printed on letterhead.