よくよく
Meanings
Adverb
1. carefully; closely (Usually kana)
2. very; extremely; exceedingly (Usually kana)
3. have no choice; cannot be helped; unavoidable; inevitable (Usually kana)
Pitch accent
よくよく
Examples4
そんな
You must be very naive to be taken in by such a story.
間違い
Let's take the utmost caution against errors.
それ
Well do I remember it.
バーテン
When the bartender totals the bill for a customer who is drunk and angry, he must be very careful to mind his P's and Q's.