verb make tight or tighter
Synonymsfasten
verb severely restrict in scope or extent
verb narrow or limit
Synonymsreduce
Source: WordNet 3.1, Princeton University
Synonyms for tighten
Other words for “tighten”, grouped by meaning.
We found 5 synonyms for “tighten”. The most common are fasten, stiffen, tighten up, constrain, reduce.