過か不ふ足そく

noun

excess or deficiency; too much or too little

Typically used in negative constructions to mean 'without excess or deficiency', i.e., just the right amount. Often appears as 過不足なく or 過不足のない.

• 材ざい料りょうを過か不ふ足そくなく計けい量りょうする。

  Measure the ingredients without excess or deficiency.

• この説せつ明めい書しょは過か不ふ足そくのない内ない容ようだ。

  This manual has just the right amount of information, neither too much nor too little.