Vocabulary consisting only from characters you are able to read
大半
たいはん
majority, mostly, generallymix
何れ
いずれ
(1)(uk) where, which, who, (2)anyway, anyhow, at any rate, sooner or later, eventually, at some future date or time; (adv,pn,adj-no) (3)(uk) where, which, who, (4)anyway, anyhow, at any rate, soon mix
口語
こうご
(1)spoken language, (2)literary style based on (modern) spoken language bunpou