いいつのる の訳語→ argue demand insist
執拗な の訳語→ dogged patient persistent
執拗に の訳語→ consistently determined dog-like doggedly endlessly obstinately relentlessly steadily stubborn stubbornly tenaciously
はっきりと の訳語→ accurate actually articulately clear clearly completely crystal clear decisively deeply directly distinct distinctly emphatically exactly expressly fully precisely really steady unambiguous unequivocally unmistakable vividly
こだわる の訳語→ adhere attention be obsessed with care dwell fascination fuss obsess particular