-en

-en ¹

suff.

1.

a. To cause to be: cheapen.

b. To become: redden.

2.

a. To cause to have: hearten.

b. To come to have: lengthen.

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[Middle English -enen, -nen, from Old English -nian.]

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-en ²

suff.

Made of; resembling: earthen.

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[Middle English, from Old English.]

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-en¹

suffix forming verbs from adjectives and nouns

cause to be; become; cause to have blacken heighten

[Old English -n-, as in fæst-n-ian to fasten, of common Germanic origin; compare Icelandic fastna]

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-en²

suffix forming adjectives from nouns

of; made of; resembling ashen earthen wooden

[Old English -en; related to Gothic -eins, Latin -īnus -ine¹]