perfectly
日本語WordNet
completely and without qualification; used informally as intensifiers; "an absolutely magnificent painting"; "a perfectly idiotic idea"; "you're perfectly right"; "utterly miserable"; "you can be dead sure of my innocence"; "was dead tired"; "dead right"
in a perfect or faultless way; "She performed perfectly on the balance beam"; "spoke English perfectly"; "solved the problem perfectly"
JMdict
AIによる解説
In a perfect manner; completely; absolutely. Used both to describe flawless execution and as an intensifier meaning 'completely' or 'quite'.
ライセンス: KeyLang Original
I understand your point perfectly now.
私は今あなたの意見を完全に理解しています。
The acidulousness of the wine complemented the rich cheese perfectly.
ワインの酸味が濃厚なチーズを完璧に引き立てていました。
Pronunciation data from ipa-dict (MIT License) based on cmudict-ipa by @lingz