reason, v. ratiocinate, syllogize; [argue], [remonstrate], [expostulate].

reasonable, a. [rational]; [logical], [just]; [conscionable], [fair], [moderate], equitable.

reasoner, n. logician.

reasoning, n. ratiocination, argumentation, syllogism, discursus; (sophistical or false) [sophistry], [fallacy], casuistry.

reata, n. [lariat], [lasso], riata.

rebate, n. [deduction], [discount], [allowance].

rebel, n. [insurgent], [revolter], turncoat.

rebel, v. [revolt], [mutiny].

rebellion, n. insurrection, [insurgency], [mutiny], [sedition], [revolt], insubordination.

rebellious, a. [insurgent], [seditious], [mutinous], insubordinate, [refractory]. Antonyms: [dutiful], [submissive], [docile], [compliant], deferential, [obedient].