| a suffix formerly used to form transitive and intransitive verbs from adjectives (fasten; harden; sweeten), or from nouns (heighten; lengthen; strengthen). |

| a suffix used to form adjectives of source or material from nouns: ashen; golden; oaken. |
| a suffix used to mark the past participle in many strong and some weak verbs: taken; proven. |

| a suffix used in forming the plural of some nouns: brethren; children; oxen. |

| -en 1 suff.
[Middle English -enen, -nen, from Old English -nian.] |
| -en 2 suff. Made of; resembling: earthen. [Middle English, from Old English.] |