a perfect day/evening
You have a perfect English accent.
The car is five years old but is in almost perfect condition.
Her performance was perfect.
I bought a mobile phone. It's perfect for me. (Key English Test; A2; Turkish)
You'd be perfect for the job.
The weather's just perfect for a picnic.
On one hand, a small school in the countryside is great because it is in a quiet place that is perfect for studying. (Preliminary English Test; B1; Spanish)
His suggestion makes perfect sense.
When the visit is a grandmother with whom you have nothing to talk about I don't think there is much you can do about it. But if you wake up in the morning and the first thing you see in front of you is the face of a perfect stranger with wrinkles all over the place staring at you with motherly eyes... wh[at] would be your first reaction? Yell, of course! (Certificate of Proficiency in English; C2; Portuguese)
the present/past perfect
In English, the perfect is formed with a form of the verb "have" and the past participle of the verb - for example, "She has visited Mexico."
I've spent hours perfecting my speech.
Instead, it matters how far they get with perfecting their skills. (Certificate of Proficiency in English; C2; Serbian)