たたみかける (translations)→ demand insist press
つっこむ (translations)→ fit in jam poke prod put slip stick thrust
つづける (translations)→ add bring continue follow go keep maintain persevere running say sustain
どこまでも (translations)→ absolute absolutely all always emphatically extremely faithfully forever indefinitely perfect stubbornly through very
ねばる (translations)→ dawdle nurse stay
言い張る (translations)→ claim complain
言い返す (translations)→ argue challenge counter protest reply return