En1. (n.) Half an em, that is, half of the unit of space in measuring printed matter. See Em.
2. (n.) A suffix from AS. -an, formerly used to form the plural of many nouns, as in ashen, eyen, oxen, all obs. except oxen. In some cases, such as children and brethren, it has been added to older plural forms.
3. (n.) A suffix corresponding to AS. -en and -on, formerly used to form the plural of verbs, as in housen, escapen.
4. (n.) A suffix signifying to make, to cause, used to form verbs from nouns and adjectives; as in strengthen, quicken, frighten. This must not be confused with -en corresponding in Old English to the AS. infinitive ending -an.
5. (n.) An adjectival suffix, meaning made of; as in golden, leaden, wooden.
6. (n.) The termination of the past participle of many strong verbs; as, in broken, gotten, trodden.
Thesaurus Entries
a priori, a rebours, a reculons, abandon, abet, accented, acknowledgments, advance, advocate, affirm, afford support, aft, after, aftermost, afterpart, afterpiece, again, against the grain, ago, aid, alpenstock, alveolar, alveolar ridge, alveolus, angel, ante, ante up, anticlockwise, apex, apical, apico-alveolar, apico-dental, arear, arena, arm, around, arrested, articulated, arytenoid cartilages, ascend, ascender, ascending, aside, ass-backwards, assimilated, assist, assure, astern, athletic supporter, attest, authenticate, away, axial, back away, back door, back matter, back of beyond, back off, back seat, back side, back up, back when, back-country, back-flowing, backbone, backdrop, background, backing, backpedal, backside, backstop, backtrack, backtrail, backward, backwards, backwater, backwood, backwoods, backwoodsy, bandeau, bankroll, bankrupt, barytone, bastard title, bastard type, be sponsor for, bear, bear out, bear up, beard, bearer, behind, behindhand, belated, belly, bestraddle, bestride, bet, bet on, bevel, bibliography, bilabial, black letter, blade, blocked, board, body, bolster, bolster up, bond, boost, bra, brace, bracer, bracket, brassiere, break, breech, broad, budge, buoy up, buttress, by, cacuminal, call, cane, cap, capital, capitalize, carrier, carry, case, cast off, catch line, catchword, central, cerebral, certify, cervix, champion, change, change place, chasing, checked, circle, circumstantiate, climb, climb on, close, colophon, come after, come last, commend, confirm, consonant, consonantal, contents, contents page, continuant, copyright page, corroborate, corset, counter, counterclockwise, countermarch, countersecure, cover, cradle, crook, crush, crutch, cry up, cushion, deceitfully, dedication, defeat, delayed, delayed-action, dental, deny, descend, descender, descending, destroy, detained, disavow, disown, disregard, dissimilated, distance, distant, document, dorsal, dorsal region, dorsum, down-trending, downward, drifting, due, early, ebb, elect, em, en, encourage, endleaf, endorse, endpaper, endsheet, ensure, errata, ex post facto, extremity, face, fade, fail, fall astern, fall back, fall behind, fat-faced type, feet, field, finance, flat, flow, flowing, fluent, flying, flyleaf, folio, follow, following, font, for a consideration, fore edge, foreword, forsake, fortify, foundation garment, fro, front, front matter, frontier, fulcrum, fund, furtively, gamble, get behind, get in, get in behind, get on, get over, girdle, give support