Compounds of 一

• 元気一杯
  (adj-na,adv,n) brimming with health (vigor)
  full of pep
• 原付一種
  (n) motorcycle, less than or equal to 50cc
• 言行一致
  (n) acting up to one's words
• 言文一致
  (n) unification of the written and spoken forms of a language
• 五分の一
  (n) one fifth part
• 後生一生
  (n) extremely important or once in a lifetime (request)
  only once in one's lifetime
• 後方一致
  (n) (comp) backward match
• 公敵一号
  (n) public enemy No. 1
• 更始一新
  (n,vs) undergo a complete change
  turn over a new leaf
• 刻一刻と
  (exp) moment by moment
  hour by hour
  (P)
• 此処一番
  (n) the crucial moment
  the moment of truth
  a do-or-die situation
  a crucial juncture (stage)
• 混然一体
  (exp) in complete harmony
• 左右一対
  (n) left-and-right pair
  symmetrical pair
• 祭政一致
  (n) unity of church and state
  theocracy
• 三位一体
  (n,adj-no) the Trinity
• 三分の一
  (n) one third
  a third part
• 仕事一筋
  (n) living only for one's work
  a life with no other interest than one's work
• 仕事一途
  (n,adj-na,adj-no) singlemindedly devoted to work
• 史上唯一
  (n) the first in history
  only once in history
• 紫電一閃
  (n,n-adv) flash of lightning
  flash of a sword
  brandishing a sword
• 次の一手
  (n) next move
• 邪正一如
  (exp) Wrong and right are but two faces of the same coin
• 首尾一貫
  (n,vs) consistent
  unchanging from beginning to end
• 終始一貫
  (adv) consistency
  unchanging from beginning to end
• 衆議一決
  (n) deciding unanimously or by consensus
• 衆目一致
  (exp) The consensus of opinion is that ...
  It is widely agreed (admitted) that ...
• 什一献金
  (n) tithes
• 十一献金
  (iK) (n) tithes
• 十死一生
  (n) (1) narrow escape from the jaws of death
  (2) there being barely a chance of escaping death
• 十年一昔
  (n) expression suggesting that the pace of change makes ten years back seem like ancient history