A roar may pertain-to a crowd.Logical formLearned from998 sentences. A roar can be dull.Logical formLearned from538 sentences. A roar can be loud.Logical formLearned from466 sentences. A roar can be thunderous.Logical formLearned from403 sentences. A roar can be constituted-of-or-filled-with laughter.Logical formLearned from315 sentences. A roar can be constituted-of-or-filled-with approval.Logical formLearned from306 sentences. A roar may pertain-to a male.Logical formLearned from249 sentences. A roar may pertain-to an engine.Logical formLearned from246 sentences. Roars can be constituted-of-or-filled-with approval.Logical formLearned from226 sentences. A roar may pertain-to engines.Logical formLearned from216 sentences. A roar can be mighty.Logical formLearned from208 sentences. Roars can be constituted-of-or-filled-with laughter.Logical formLearned from181 sentences. A roar can be from a crowd.Logical formLearned from175 sentences. A roar can be constituted-of-or-filled-with applause.Logical formLearned from156 sentences. A roar may pertain-to a lion.Logical formLearned from121 sentences.