任意

Meanings

1. No-adjective, Na-adjective, Noun

   optional; voluntary; arbitrary; random; discretionary; facultative; spontaneous; any
2. arbitrary

• それぞれの（）内うちから任意にんいの単語たんごを１つ選えらべば、有効ゆうこうな英文えいぶんになります。

  You can select any one word from each of the brackets, and it will create a valid English sentence.