しっかりと の訳語→ bravely close fastly firmly jealously permanently right robust solid solidly tight tightly
勢いよく の訳語→ briskly eagerly emphatically energetically furiously hard merrily smartly suddenly
断固とした の訳語→ determinate positive resounding scrappy
徹底的に の訳語→ definitely dramatically exhaustively really relentlessly roundly ruthlessly strongly thoroughly worshipfully