気孔[kikou] pore
空気孔[kuukikou] air pocket
孔子[koushi] Confucius
孔雀[kujaku] peafowl (inc. the male peacock, female peahen, and young peachick)
孔雀石[kujakuseki] malachite

孔雀妙王[kujakumyouou] Mayuri Vidya-raja
細孔[saikou] pore
多孔[takou] porous
通気孔[tsuukikou] vent

穿ちすぎた[ugachisugita] farfetched
穿山甲[senzankou] pangolin
穿刺[senshi] puncture
穿通[sentsuu] penetration
下穿[shitabaki] undershorts

穿く[haku] to put on (or wear) lower-body clothing (i.e. pants, skirt, etc.)
穿鑿[sensaku] scrutiny
穿孔[senkou] perforation
穿孔機[senkouki] drill
穿つ[ugatsu] to drill

胃液[ieki] gastric juice
胃炎[ien] gastritis
胃下垂[ikasui] gastroptosis
胃癌[igan] stomach cancer
胃鏡[ikyou] gastroscope

胃散[isan] stomach medicine
胃酸[isan] stomach acid
胃弱[ijaku] dyspepsia
胃洗浄[isenjou] stomach pumping