• 外郭がいかく

  outer fence, outer enclosure, outer block

• 城郭じょうかく

  castle, citadel, fortress

• 輪郭りんかく

  contour, outline, silhouette

• 外郭団体がいかくだんたい

  auxiliary organization (organisation), extra-departmental body, fringe organization

• 郭公かっこう

  common cuckoo (Cuculus canorus)

• 遊郭ゆうかく

  (licensed) red light district

• 一郭いっかく

  one block, enclosure

• 胸郭きょうかく

  chest, thorax

• 輪郭線りんかくせん

  outline, contour line, border line

• 五稜郭ごりょうかく

  five-sided fortification

• 囲郭村いかくそん

  walled settlement, walled town

• 鬼郭公おにかっこう

  Asian koel (Eudynamys scolopacea)

• 斑冠郭公まだらかんむりかっこう

  great spotted cuckoo (Clamator glandarius)

• 城郭都市じょうかくとし

  fortified city, walled city

• 輪郭線要素りんかくせんようそ

  trimming curve

• 外郭環状道路がいかくかんじょうどうろ

  outer ring road, orbital road

• 胸郭出口症候群きょうかくでぐちしょうこうぐん

  thoracic outlet syndrome, TOS

• 負郭ふかく

  land near a castle

• 郭言葉くるわことば

  sociolect or secret language used by prostitutes in red-light districts (Edo period), vulgar words used by prostitutes (Edo period)