13-Letter Words Starting with 'EFF'

A reference list of 7 English 13-letter words starting with 'EFF', such as Effectiveness, Effervescence, Efflorescence and Effectualness. Use the interactive filters below to sort alphabetically or by length, and check definitions for every word.

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Starts with EFFE4 words
effectiveness
effervescence
effectualness
effervescible
Starts with EFFI1 words
efficaciously
Starts with EFFL1 words
efflorescence
Starts with EFFO1 words
effortfulness
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