引伸し

(1)the consequence of being lengthened in duration

(2)持続期間の延長の結果

(3)the act of prolonging something; "there was an indefinite prolongation of the peace talks"

(4)何かを長くする行為

(5)the act of increasing (something) in size or volume or quantity or scope

(6)（何かの）大きさや容量や分量や範囲を増やす行為