impugned

• striped grooved or banded
• challenged to be doubted
• greedy (esp for money)
• welcomed with shouts and approval

disproof

• proof to the contrary
• get to the root of
• be destroyed decay
• to adorn especially in a cheap showy manner

cogent

• burdensome heavy and awkward to carry
• cut roughly hired horse
• touching neighboring near
• strong convincing

refractory

• stubborn unmanageable untractable
• brief
• tightly stretched
• accustomed to adapted

indigence

• legal trickery/false argument
• fill with fury or rage
• poverty
• lively high-spirited

flak

• criticism/anti-aircraft guns
• person hardened in sin one devoid of decency
• a carefree episode or experience
• a group or band of people

diatribe

• being different in moral standards (from normal)
• border on
• being uncontrolled violent
• bitter and violent attack in words

invective

• abusive language curses
• easily shocked excessively modest
• primitive unspoiled pure as in earlier times unadulterated
• being uncertain hesitating

cumbersome

• strong convincing
• cheerful confident optimistic
• pliable easily bent shaped or twisted
• burdensome heavy and awkward to carry

repulsive

• full of odd and fanciful ideas
• formal praise eulogy
• causing a feeling of disgust
• showing earnest feeling