Main definitions of -en in English

1(forming verbs from adjectives) denoting the development, creation, or intensification of a state.

2Forming verbs from nouns (such as strengthen from strength).

1(forming adjectives from nouns) made or consisting of.

2(forming adjectives from nouns) resembling.

1Forming past participles of strong verbs as a regular inflection.

2Forming past participles of strong verbs as an adjective.

Forming the plural of a few nouns such as children, oxen.

Forming diminutives of nouns (such as chicken, maiden).

1Forming feminine nouns such as vixen.

2Forming abstract nouns such as burden.