およそ (translations)→ almost completely entirely far most possible practically probably remarkably remotely roughly so very
ずいぶん (translations)→ awful awfully considerable considering dearly deeply enormous enough extremely fairly large lot much numerous often pretty rather really somewhat sure too try way while
まぎれもない (translations)→ absolute certain certainly genuine indeed indisputably indubitably inescapable realize sovereign truly undoubted undoubtedly unfailing unmistakable unmistakably unquestionable
決して (translations)→ absolutely never particularly surely triumphantly
断然 (translations)→ decided devilishly
きっぱりと (translations)→ briskly categorically confidently decisively definitely firm firmly point blank pointedly positively sharp tersely unequivocally