Other words for “loosen”, grouped by meaning.
We found 6 synonyms for “loosen”. The most common are loose, relax, tease, tease apart, untie.
verb make loose or looser
verb make less severe or strict
verb become less severe or strict
verb disentangle and raise the fibers of
verb cause to become loose
verb become loose or looser or less tight
Source: WordNet 3.1, Princeton University