‘Tell a whopper’, ‘Mock suffix’, ‘Undercover operation’, ‘Diarist Frank’, ‘Climb’, ‘Tequila source’, ‘Final judgment’, ‘Domain’, ‘Computer “teaching” language’, ‘Distinguished’, ‘Wallet wad’, and ‘Little twerp’ are some of the clues in this crossword puzzle from the April 16, 2021 edition of The Epoch Times newspaper.