結構
【けっこう】Commonadjectival nouns or quasi-adjectives (keiyodoshi)
1.splendid; nice; wonderful; delightful; lovely; excellent; fine
好奇心がお旺盛なのは大変に結構なことである。
A healthy curiosity is truly a fine thing.
adjectival nouns or quasi-adjectives (keiyodoshi)
2.sufficient; satisfactory; enough; fine; all right; OK
どちらの日でも結構です。
Either day is OK.
adjectival nouns or quasi-adjectives (keiyodoshi)
3.not needing (any more of something); (already) having enough; fine (as in "I'm fine"); no, thank you
いや結構です。たくさんいただきました。
No more, thank you. I'm full.
adverb
4.rather; quite; fairly; pretty; surprisingly; quite a bit; fairly well
彼女の髪の毛は結構短い。
The woman's hair is quite short.
noun
5.structure; construction; framework; architecture