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

可能選択[kanousentaku] available choice
改選[kaisen] re-election
厳選[gensen] careful selection
互選[gosen] mutual election
公選[kousen] public election

再選[saisen] re-election
再選挙[saisenkyo] re-election
三選[sansen] third-term election
市長選[shichousen] mayoral election
自選[jisen] (author) selection