差延 is read as さえん (saen) and means différance.
さえん
saen
さしのべる
to offer (e.g. aid, help, etc.)
さがく
balance
さしかえ
correcting
さしかえる
to change
さべつてき
discriminatory
さべつかんぜい
differential duties
さしつかえない
(having) no objection
さしみ
a quick thrust of the hand
さしひきしきゅうがく
net pay
さどうそうち
differential gear
さがくべっど
hospital bed not fully covered by national health insurance
さしにない
carrying upon two persons' shoulders