英语词汇periodontics的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	periodontics
词根词缀	Online Etymology Dictionary periodontics n. 1948, from periodontia (1914; see periodontal) + -ics. Periodontic (adj.) is attested by 1889.
随便看	self-sufficient self-supporting self-sustaining self-willed self-winding self-worth Selina Seljuk sell seller Sellotape sellout sel, sul, sult seltzer selvage -selves sem- semantic semantico- semantics semaphore sematic sembl semblable semblance

英语词根词缀词典收录了54763条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。