The phrase 'avoid like the plague' is a popular idiom used to describe something that should be avoided at all costs. The crossword solutions for this phrase are SHUN (4 letters), SHUNS (5 letters), CLICHES (7 letters), EVADE (5 letters), ELUDE (5 letters), and ORAN (4 letters). All of these words mean to avoid or stay away from something, with SHUN and SHUNS meaning to reject or keep away from someone or something, CLICHES meaning overused phrases, EVADE meaning to escape or avoid, ELUDE meaning to avoid capture or detection, and ORAN meaning to refuse or reject.