六 （ロク） six, 6

６月 （ロクガツ） June, sixth month of the lunar calendar

十六 （ジュウロク） sixteen, 16

才六 （サイロク） kid, brat, person from Kansai

六官 （リクカン） six ministries (of Zhou dynasty China)

六気 （ロッキ） yin, yang, wind, rain, darkness, light, cold, heat, dryness, dampness, wind, fire, six emotions (joy, anger, sorrow, pleasure, love, hate)

六 （ろく） six, 6

難しい （むずかしい） difficult, hard, troublesome, complicated, serious (disease, problem, etc.), impossible, unfeasible, fussy, particular, fastidious, hard to please, displeased, gloomy, glum, sullen, serious (look), dirty, unclean, filthy, detestable, unpleasant, uncomfortable, creepy, spooky

六つ （むっつ） six, six years of age, six o'clock (old time system)

難しい （むずかしい） difficult, hard, troublesome, complicated, serious (disease, problem, etc.), impossible, unfeasible, fussy, particular, fastidious, hard to please, displeased, gloomy, glum, sullen, serious (look), dirty, unclean, filthy, detestable, unpleasant, uncomfortable, creepy, spooky

六つ （むっつ） six, six years of age, six o'clock (old time system)

６日 （むいか） 6th day of the month, six days

六日間戦争 （むいかかんせんそう） Six-Day War (June 5-10, 1967), Third Arab-Israeli War