英语词汇undoubtable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	undoubtable
词根词缀	Online Etymology Dictionary undoubtable adj. early 15c., from un-(1) "not" + doubt, v. + -able. Related: Undoubtably.
随便看	indirect indirection indirectly indiscernible indiscipline indiscreet indiscrete indiscretion indiscriminate indiscriminately indispensability indispensable indisposed indisposition indisputable indissolubility indissoluble indistinct indistinguishable indite inditement individual individualism individualist individuality

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