jot

n.一点儿(最)小额，(最)少量 v.草草记下，略记

joint venture, joint-stock company, jointly, joist, joke, joker, jokey, jokingly, jollification, jollity, jolly, jolly-boat, jolt, jolty, Joneses, jonquil, Joseph, josh, joss-stick, jostle, jot down, jotter, jottings, joule, journal, journalese, journalism, journalist, journalistic, journey, journeyman, joust, Jove, jovial, joviality, jovially, jowl, joy, joy-ride, joy-rider,