The phrase "more reefed" typically refers to a sail on a boat being adjusted or reduced in size in order to handle stronger winds. Some synonyms for this phrase include "reefing further," "further reducing," "more trimmed down," "more furled," "more closed in," and "more shortened." These synonyms all convey the idea of making a sail smaller and more secure in order to withstand more challenging weather conditions. Whether you're a sailor yourself or simply enjoy learning new vocabulary, these synonyms for "more reefed" can help expand your understanding of nautical terminology.