The word "retardments" typically refers to things that hinder or slow down progress. Synonyms for this word could include hindrances, obstacles, impediments, setbacks, delays, snags, stumbling blocks, roadblocks, or barriers. These words all convey a sense of something standing in the way of achieving desired outcomes or goals. Other related words might include complications, difficulties, challenges, or problems. When faced with such challenges, it can be useful to seek out strategies for working around them or finding ways to overcome them, either by oneself or with the help of others. Ultimately, it is important to stay focused and determined in the face of any retardments that may arise.