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very; greatly; much; to a large extent; quite
just about to; almost; very nearly
よほど疲れていたのかソファで眠り込んでしまった。
I must have been very tired as I fell asleep on the sofa.
彼女はよほど嬉しかったらしく涙を流していた。
She was apparently so happy that she was in tears.
よほどのことがない限り予定は変更しないつもりだ。
Unless something significant happens, I don't plan to change the schedule.