discourage
v.
mid-15c., discoragen, from Middle French descourager, from Old French descoragier, from des- "away" (see dis-) + corage (see courage). Related: Discouraged; discouragement; discouraging.
〔李〕[dis-=to remove 消除；courage n. 勇气▷“to remove one's courage 消除某人的勇气”→] n. take away the courage or confidence of 使泄气，使失去信心