The phrase "made bed and lie on it" is an idiom which means taking responsibility for one's actions or decisions. However, there are several other synonyms that can be used to express the same thought. For instance, the phrase "reap what you sow" refers to the idea that one will face the consequences of their actions. Another common expression is "live with the consequences," which suggests accepting the outcomes of one's choices. Similarly, "face the music" or "take the heat" can be used synonymously with "made bed and lie on it" to convey owning up to one's actions. Regardless of the phrase used, taking accountability for one's actions is critical for personal growth and learning from mistakes.