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

と仮定して[tokateishite] assuming that ...
と仮定しても[tokateishitemo] even assuming that ...
プリンター設定[purintaasettei] printer setup
モデムの設定[modemunosettei] modem setup
安定[antei] stability

安定化[anteika] stabilization
安定器[anteiki] stabilizer
安定性[anteisei] stability
安定同位体[anteidouitai] stable isotope
案の定[annojou] just as one thought

安全期[anzenki] safe period
暗黒期[ankokuki] eclipse period
一期[ichigo] one's life time
一期[ikki] one term
一期一会[ichigoichie] once-in-a-lifetime encounter (hence should be cherished as such)

一周期[isshuuki] period (in astronomy)
一定期間[itteikikan] fixed interval
延期[enki] postponement
延期になる[enkininaru] to be postponed
沖積期[chuusekiki] alluvial period

コンピューター援用設計[konpyuutaaenyousekkei] computer-aided design
スプリンクラー設備[supurinkuraasetsubi] sprinkler system
プリンター設定[purintaasettei] printer setup
モデムの設定[modemunosettei] modem setup
移設[isetsu] relocation (of a facility)

医療施設[iryoushisetsu] medical facilities
架設[kasetsu] construction
開設[kaisetsu] establishment
既設[kisetsu] established
急設[kyuusetsu] hurried construction