词根：-jac-, -ject-, -jact-

【词根含义】：投,射

【词根来源】：来源于拉丁语动词jacio, jacere, jaci, jactus(投,射)。

【同源单词】：abject, adjective, conjecture, deject, dejected

前缀：con-

【词根含义】：共同,一起;加强意义

【词根来源】：用于c, d, f, g, j, n, q, s, t, v前,com-的变体。

【同源单词】：concave, conceal, concede, conceit, conceited

词根词缀：jet-, -ject, -jecting, -jected, -jection, -jector, -jectory; jacu-, jac-

【来源及含义】Latin: throw, send, fling, hurl, cast; gush; spurt

【同源单词】abject, abjection, abjectly, abjectness, adjectival, adjectival