あっさりと の訳語→ airily artlessly briskly cool deadpan eagerly fast just matter-of-factly
そっけなく の訳語→ absently briefly brusquely carelessly coldly coolly curt hastily indifferently insipidly lightly shortly simply tightly
にべもなく の訳語→ bluntly drily icily outright truculently
ぽつりと の訳語→ haltingly hesitantly laconically quietly
邪険に の訳語→ angrily nasty sharply
頭から の訳語→ absolute headfirst headlong studiedly
無愛想に の訳語→ unfriendly
言下に の訳語→ flat promptly readily second thought