• 多忙たぼう

  being very busy, busyness

• 忙しいいそがしい

  busy, occupied, hectic

• 忙中ぼうちゅう

  in the midst of busyness

• 忙殺ぼうさつ

  being extremely busy, being swamped with work

• 繁忙はんぼう

  busy, high-stress, hectic, pressed (with business)

• 忙しげせわしげ

  looking busy, appearing busy, looking restless

• 忙しいせわしい

  busy, hectic, frantic

• 大忙しおおいそがし

  very busy

• 繁忙期はんぼうき

  busy period, busy season

• 忙しないせわしない

  restless, fidgety, in a hurry

• 忙中有閑ぼうちゅうゆうかん

  having free time to spare in the midst of busyness, leisure in the intervals of one's work

• ご多忙中ごたぼうちゅう

  excuse me for interrupting you when you are so busy

• 心忙しいこころぜわしい

  restless

• 忙を厭わずぼうをいとわず

  despite one's busyness

• 忙殺されるぼうさつされる

  to be very busily occupied, to be swamped with work

• 忙中閑ありぼうちゅうかんあり

  there are brief moments of leisure even when at one's busiest

• 怱忙としてそうぼうとして

  in great haste, hurriedly, in a hurry