12-Letter Words Starting With AC

Here's the list of all the 129 12-Letter Words Starting With AC in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Words (with Definitions and Examples)
accomplished
1. highly skilled
2. successfully completed or brought to an end
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acknowledged
1. generally accepted
2. recognized or made known or admitted
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accompanying
1. occurring with or following as a consequence
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acceleration
1. an increase in rate of change
2. the act of accelerating; increasing the speed
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accumulation
1. an increase by natural growth or addition
2. several things grouped together or considered as a whole
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accidentally
1. without advance planning
2. of a minor or subordinate nature
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acquaintance
1. personal knowledge or information about someone or something
2. a relationship less intimate than friendship
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academically
1. in regard to academic matters
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acquiescence
1. acceptance without protest
2. agreement with a statement or proposal to do something
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acoustically
1. with respect to acoustics
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acetaldehyde
1. a colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugs
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accumulative
1. increasing by successive addition
2. marked by acquiring or amassing
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12-Letter Words Starting With AC