古往今来[kooukonrai] in all ages
古今[kokon] ancient and modern times
古今東西[kokontouzai] all times and places
古今無類[kokonmurui] best ever

今か今か[imakaimaka] eagerly waiting
今が今[imagaima] just now
今が今まで[imagaimamade] till just now
今しがた[imashigata] moment ago

横並び現象[yokonarabigenshou] herd instincts
温暖化現象[ondankagenshou] greenhouse effect
感情表現[kanjouhyougen] expressing emotion
既約表現[kiyakuhyougen] irreducible representation
具現[gugen] incarnation

顕現[kengen] manifestation
現わす[arawasu] to reveal
現に[genni] actually
現われる[arawareru] to appear
現価[genka] current price