from 2095 and the base of 4591; well indicated, i.e. (figuratively) significant:

KJV-- easy to be understood.

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2095 eu (yoo);

neuter of a primary eus (good); (adverbially) well:

KJV-- good, well (done).

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4591 semaino (say-mah'-ee-no);

from sema (a mark; of uncertain derivation); to indicate:

KJV-- signify.