If something moves or happens unimpeded, it continues without being stopped or interrupted by anything.
FORMAL adj ADJ after v, ADJ n, v-link ADJ
We drove, unimpeded by anyone, to Arras..., He promised to allow justice to run its course unimpeded..., U.N. aid convoys have unimpeded access to the city.
Translation English Cobuild Collins Dictionary
free, open, unblocked, unchecked, unconstrained, unhampered, unhindered, unrestrained, untrammelled
blocked, checked, constrained, hampered, hindered, impeded, restrained
English Collins Dictionary - English synonyms & Thesaurus
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