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

モーメント項[moomentokou] momentum
移項[ikou] transposition
一項[ikkou] an item
会議事項[kaigijikou] agenda

関連項目[kanrenkoumoku] related item
協議事項[kyougijikou] agenda
項書換え[koukakikae] term rewriting
項目[koumoku] (data) item