議席: (government) parliamentary seat

偽書: apocryphal writing / 戯書: a literary style known as playful writing, rambling writing

(law) perjury

sacrifice / casualty, victim, especially of a disaster

"playful writing", a type of orthography expressing an author's cleverness or playful wit. One famous example is to write the expression 出でば (ideba) as 山上復有山者 (Man'yōshū volume 9, poem #1787)

imitation, forgery, copy

to forge, to copy

parliamentary seat or seat in a diet (place in which to sit) / such a seat in a figurative sense (membership in a representative body)

Kyūjitai form of 犠牲: sacrifice

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend