きっぱりとした (translations)→ decided steadily willful
確実 (translations)→ certain positivity redundant reliability sure
具体的な (translations)→ actual concrete exact positive practical specific substantial tangible tangibly visible
はっきり (translations)→ actually baldly beautifully broad certainly clear clearly consciously crystal clear declarative definitely distinctly do easily evenly evidently exactly explicitly finally firm frankly great hard-edged honestly just must obvious outright perfectly precisely prominent properly quite radically really recognizably right stark straight vividly well