hết sức

Từ điển Việt Anh (Vietnamese English Dictionary)

adv
very; extremely
hết sức tốt very good

	[hết sức]
		with all one's might/strength; with might and main
			Tôi dồn hết sức mình đẩy cánh cửa
			I pushed the door with all my might
		quite; mighty; exceedingly; extremely; monumentally; deadly; deeply; greatly