THESAURUS
speak for
act for, advocate, allege in support, answer, answer for, appear for, argue for, assert, back up, champion, commission, contend for, counter, defend, deputize, espouse, front for, maintain, make a plea, pinch-hit for, plead for, rebut, refute, reply, represent, respond, riposte, say in defense, speak up for, stand in for, stand up for, stick up for, substitute for, support, sustain, understudy, uphold, urge reasons for
ROGET THESAURUS
speak for
Vindication
N
vindication, justification, warrant, exoneration, exculpation, acquittal, whitewashing, extenuation, palliation, palliative, softening, mitigation, reply, defense, recrimination, apology, gloss, varnish, plea, salvo, excuse, extenuating circumstances, allowance, allowance to be made, locus paenitentiae, apologist, vindicator, justifier, defendant, justifiable charge, true bill, v, justify, warrant, be an excuse for, lend a color, furnish a handle, vindicate, exculpate, disculpate, acquit, clear, set right, exonerate, whitewash, clear the skirts of, extenuate, palliate, excuse, soften, apologize, varnish, slur, gloze, put a gloss, put a good face upon, mince, gloss over, bolster up, help a lame dog over a stile, advocate, defend, plead one's cause, stand up for, stick up for, speak up for, contend for,
speak for, bear out, keep in countenance, support, plead, say in defense, plead ignorance, confess and avoid, propugn, put in a good word for, take the will for the deed, make allowance for, give credit for, do justice to, give one his due, give the Devil his due, make good, prove the truth of, prove one's case, be justified by the event, vindicated, vindicating, exculpatory, apologetic, excusable, defensible, pardonable, venial, veniable, specious, plausible, justifiable, honi sot qui mal y pense, good wine needs no bush.