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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彼はすぐに眠ってしまった。
He must have been quite tired, as he fell asleep right away.
よほどのことがない限り予定は変更しません。
Unless something extraordinary happens, the schedule will not change.
あの映画はよほど面白かったらしく何度も見たそうだ。
That movie must have been quite interesting; I hear he watched it many times.