そっけなく (translations)→ absently briefly brusquely carelessly coolly curt flatly hastily indifferently insipidly lightly matter-of-factly shortly simply tightly
つめたい (translations)→ bitter bleak cruel freezing icy
にべもなく (translations)→ bluntly drily icily outright truculently
邪険に (translations)→ angrily nasty sharply
無慈悲な (translations)→ graceless heartless heartlessness mean ruthless unkindly unmerciful
冷たい (translations)→ badly chill chilly cold cold-blooded coldness cool dry iciness sharp steely uncaring ungracious unkind
冷たく (translations)→ curtly fishy sternly
冷静で (translations)→ coolheaded sober