御食い初め[okuizome] weaning ceremony
為初め[shisome] outset
為初める[shisomeru] to begin to do
仮初[karisome] temporary
業界初[gyoukaihatsu] the industry's first ...

月初め[tsukihajime] beginning of month
最初[saisho] beginning
初めに[hajimeni] to begin with (used as an introduction)
初めは[hajimeha] at first
手初めに[tehajimeni] at first

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

降霜[kousou] (fall of) frost
星霜[seisou] years
霜解け[shimodoke] thaw
霜害[sougai] frost damage
霜月[shimotsuki] eleventh month of the lunar calendar

霜降[shimofuri] speckled with white
霜柱[shimobashira] frost columns
霜雰[soufun] frosty air
霜焼[shimoyake] frostbite