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

満更夢ではない[manzarayumedehanai] not altogether a dream
悪夢[akumu] nightmare
一炊の夢[issuinoyume] an empty dream
一夢[ichimu] (a) dream
旧夢[kyuumu] ancient dream

凶夢[kyoumu] bad dream
初夢[hatsuyume] year's first dream
酔生夢死[suiseimushi] idling one's life away
正夢[masayume] dream that comes true