Compounds of 一

• 一呑み
  (n) (1) swallowing in one gulp
  downing
  mouthful
  bite
  (2) sipping
  sip
  (3) thinking nothing of one's opponent
  making easy prey of someone
• 一日中
  (n) throughout the day
  (P)
• 一日路
  (n) day's journey
• 一年間
  (n) (period of) one year
• 一年生
  (n) (1) annual (plant)
  (2) first-year university or high-school student (esp. US)
  freshman
  (P)
• 一年前
  (n-t) one year ago
• 一年草
  (n) annual (plant)
• 一年中
  (n-adv,n-t) all year round
  (P)
• 一年半
  (n) one year and a half
• 一年毎
  (adv) every (one) year
• 一捻り
  (n,vs) a reworking
  a pushover
• 一倍体
  (n) (obsc) monoploid
• 一発屋
  (n) all-or-nothing gambler
  power hitter (baseball)
  slugger
  one hit wonder (e.g. in music)
• 一般に
  (adv) in general
  (P)
• 一般医
  (n) general practitioner
  GP
• 一般化
  (n,vs) generalization
  generalisation
  popularization
  popularisation
• 一般角
  (n) general angle
• 一般式
  (n) general expression
• 一般職
  (n) clerical position (e.g. in the civil service)
  general office work
• 一般色
  (n) (comp) general colour
• 一般人
  (n) an ordinary person
• 一般性
  (n) generality
• 一般席
  (n) general admission seat
• 一般的
  (adj-na) popular
  typical
  general
  (P)
• 一般法
  (n) general law
• 一般名
  (n) generic name
  common name
• 一般論
  (n) prevailing view
  common opinion
  general consideration
• 一晩中
  (n) all night long
  all through the night
  (P)
• 一番下
  (n,adj-no) bottommost
  lowest
  nadir
• 一番鶏
  (n) first cockcrowing