to accept additional tasks or duties in one’s role
自分の役割で追加のタスクや責任を引き受けること (jibun no yakuwari de tsuika no tasuku ya sekinin o hikiukeru koto)
"He was eager to take on new responsibilities after the promotion."
"昇進後、彼は新しい責任を引き受けることに意欲的だった" (shōshin-go, kare wa **take on new responsibilities** ni iyokuteki datta)
to reach a particular standard or expectation
to wait briefly, usually during a call or service
to progress emotionally faster than before
to dismiss employees due to economic downturn
to disconnect mentally and drift into thoughts
to help someone perform to their highest potential