Adverb (fukushi)
carefully; closely
Usually written using kana alone
間違いをしないようによくよく注意しよう。Let's take the utmost caution against errors. very; extremely; exceedingly
Usually written using kana alone
have no choice; cannot be helped; unavoidable; inevitable
Usually written using kana alone
Also written 能く能く【よくよく】、善く善く【よくよく】