词根：caust, caut = to brun

  来自希腊语的caust,caut意为to burn。同义词根有来自拉丁语的flagr/flam,arid,torr和来自希腊语的ether，此外还有来自盎格鲁-撒克逊语的bun/bran。

同源词：

1. caustic adj.腐蚀性的，苛性的；刻薄的，讥讽的（燃烧的caust (=burn)）
  Battery acid is quite caustic and can ruin your clothes.电池里的酸性腐蚀很强，会毁坏衣服。

2. holocaust n.大屠杀；大破坏 *hol(=whole)

3. cauterize v.（用烙器或烧灼剂等）烧灼；腐蚀；使麻木不

词根：caust = bun （烧）

caustic a. 苛刻的；腐蚀性的

holocaust n. 大火灾（holo全部+caust—全部烧光）

词根词缀：caust-, caus-, caut-, cauter-, cau-

【来源及含义】Greek: fire, burn, burnt, burner; from kaustikos, "capable of burning" or "burning" and kaukstos, "combustible" and from kaiein, "to burn"

【相关词根词缀】 Cross references of word groups that are related, directly, indirectly, or partly to: "fire, burn, glow, or ashes": ars-, ard-; -bust; cand-, cend-; crema-; ciner-; ether-; flagr-; flam-; focus, foci-; fulg-; gehenna-; ign-; phleg-; phlog-; pyreto-, -pyrexia; pyr-; spod- (ashes; waste); volcan-.

【同源单词】acaustobiolith, actual cautery, atmocausis, atmocautery, bipolar electrocautery, catacaustic