Letting out can mean different things depending on the context and situation. There are many synonyms that can be used in place of "let out" to express more specific and nuanced meanings. For example, if someone is releasing a noise or sound, they can say "emit," "exhale," "yell," or "shout." If someone is releasing or removing something, they can say "unleash," "release," "free," "evacuate," or "empty." If someone is letting someone else leave or be free, they can say "liberate," "release," "set free," or "allow to go." Depending on the situation, there are many different synonyms for "let out" that can be used to convey the intended meaning with precision.