１月[ichigatsu] January
ひと月[ichigetsu] one month
下弦の月[kagennotsuki] waning moon
何ヶ月[nankagetsu] how many months?
何月[nangatsu] what month

佳月[kagetsu] good month
か月[kagetsu] (number of) months
花鳥風月[kachoufuugetsu] beauties of nature
各月[kakugetsu] every month
隔月[kakugetsu] every second month

化学繊維[kagakuseni] synthetic fibers
化繊[kasen] synthetic fibres (fibers)
原繊維[genseni] raw fibers
光学繊維[kougakuseni] fiber optics
合成繊維[gouseiseni] synthetic fibre

食物繊維[shokumotsuseni] dietary fiber
繊切り[sengiri] small pieces or strips of vegetables
繊維[seni] fibre
繊維光学[senikougaku] fiber optics
繊維工業[senikougyou] textile industry