完 complete

She KAN make a complete replica of the crown if you show her the original.

finish ★★★☆☆ NP
完 (complete) + 了 (total) = 完了 (finish)

to finish work on a project - an annual report, a re-formatting of the database, etc.

perfect ★★★☆☆

perfect, as in 'the perfect crime' or 'perfectly safe.' Also, perfect as in, 'My new project is perfectly complete, now the finishing touches are over.'

completion ★★★☆☆
完 (complete) + 成 (become) = 完成 (completion)

completion (noun) - usually said of a painting, construction of a building, or other physically creative project.

complete ★★★☆☆
完 (complete) + 全 (all) = 完全 (complete)

complete or total. "Don't stand up until the bus comes to a complete stop." Perfect victory: 100 to nothing. Not used about people, except for this idiom: 完全な人いない (nobody's perfect) 。 Also used when creating things. To perfect a new invention or complete a new artwork.