Heap Kudos Upon is an expression used to express appreciation and admiration for someone. It is a way of showing gratitude and recognition for the efforts of another person. The two crossword solutions, LAUD and EXALT, are synonyms for this phrase and can be used interchangeably. LAUD means to praise highly, while EXALT means to elevate or glorify. Both words are used to express admiration and appreciation for someone's actions.