おとなしく (translations)→ calmly dutifully frosty humble just meekly mild obediently passively patiently quiet receptive silently smartly tamely
ぼそっと (translations)→ flat languidly quietly stolidly
無表情に (translations)→ expressionlessly glassy impersonally levelly numbly tonelessly woodenly
黙って (translations)→ blankly dumbly merely say silence silent simply sit wordlessly