[かこ, kako] (n-adv, n) (1) the past; bygone days; the previous; (2) a past (i.e. a personal history one would prefer remained secret); one's past; (3) { ling } past (tense); preterit; preterite; (4) { Buddh } previous life; (P)#375
[かくけい;かっけい, kakukei ; kakkei] (n) (1) (N)-cornered polygon, incl. triangle; (2) (esp. かくけい) Japanese rectangular envelope (opening on the short dimension; numbered 0-8, A3, A4, each with different sizes)#18775