A person may tighten fingers.Logical formLearned from13 sentences. A grip may tighten around a male.Logical formLearned from13 sentences. A collar may tighten.Logical formLearned from13 sentences. Banks may tighten (lending criteria).Logical formLearned from13 sentences. (Visa restrictions) may be tightened.Logical formLearned from13 sentences. A country may tighten (gun laws).Logical formLearned from13 sentences. A central bank may tighten.Logical formLearned from13 sentences. A country can be a proponent of tightenning (oil spigots).Logical formLearned from13 sentences. A cable may tighten.Logical formLearned from13 sentences. An arm may tighten around shoulders.Logical formLearned from13 sentences. A government may be tightened.Logical formLearned from13 sentences. Lenders may tighten (credit standards).Logical formLearned from13 sentences. A law may be tightened.Logical formLearned from13 sentences. Persons may tighten a net of justice.Logical formLearned from13 sentences. A law may tighten an (economic embargo).Logical formLearned from13 sentences.