Lashing is the act of binding or tying something securely. Antonyms for the word "un-lashed" could include "tied," "secured," "bound," "fastened," "leashed," or "restrained." These words imply that an object or entity has been properly and firmly immobilized or held in place, either for safety or other reasons. For example, when hiking, one might tie their camping gear to their backpack, ensuring it won't fall off or become lost. Similarly, a dog owner might leash their pet to prevent it from wandering too far. Antonyms for "un-lashed" suggest a sense of control and order, in contrast to the unbound, unsecured state implied by "un-lashed.