悔改める[kuiaratameru] to repent
改まる[aratamaru] to be renewed
改めて[aratamete] another time
改める[aratameru] to change
改悪[kaiaku] deterioration

改印[kaiin] changing seals
改革[kaikaku] reform
改革案[kaikakuan] reform proposal
改革過程[kaikakukatei] reform process
改憲[kaiken] constitutional change

御新香[oshinko] pickled vegetables
新嘉坡[shingapooru] Singapore
スポーツ新聞[supootsushinbun] sporting newspaper
新西蘭[nyuujiirando] New Zealand
悪徳新聞[akutokushinbun] irresponsible newspaper

維新[ishin] restoration (e.g. Meiji)
一新[isshin] complete change
一新紀元[isshinkigen] new era
改新[kaishin] reformation
革新[kakushin] reform