extra

余分の;臨時の,特別の,割増しの

extra の類語

redundant, superfluous, spare, excess, supernumerary, surplus, other, special, another, incidental, more, also, too, else, further, additional, plus, bonus, unnecessary, farther, accessory, new, again, then, over, yet, above, not-self, addition, news, beyond, fresh, as well, accident, saved, premium, item, on the side, supererogatory, suspended, similarly, furthermore, additionally, beside, stored, moreover, altogether, special edition, likewise, subsidiary, unemployed, accidental, auxiliary, collateral, unused, super, added, and all, original, out-of-the-way

extra の反意語

necessary, scheduled, less, subtractive

例文

• I'm thankful for miso soup with extra veggies.
  野菜多めのみそ汁がありがたい。
• Will there be an extra charge for that?
  それには追加料金がかかるんでしょうか。
• Could you use an extra pair of hands?
  お手伝いしましょうか？

extra の言い換えを探すには

extra（余分の）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。