From stem to stern is an idiomatic expression that refers to something that is all-encompassing or thorough. While this phrase is commonly used to describe a ship or boat, it can also be applied to other situations. Some synonyms for from stem to stern include completely, wholly, thoroughly, entirely, and comprehensively. Other similar phrases include from top to bottom, from head to toe, and from beginning to end. These phrases all convey the idea of covering something in its entirety, leaving no detail overlooked. Whether you need to describe a thorough cleaning or a thorough investigation, these synonyms for from stem to stern can help you communicate your point effectively.