反 （ハン） anti-, antithesis, fanqie, traditional Chinese spelling system in which two characters are used: the first one for the onset, the second one for rhyme and tone

反映 （ハンエイ） reflection (of light), reflection (of society, attitudes, etc.), application (of an update, changes, etc.), taking effect

離反 （リハン） estrangement, alienation, disaffection, desertion, defection, breakaway

造反 （ゾウハン） rebellion

反故 （ホゴ） wastepaper, scrap paper

謀反 （ムホン） rebellion, revolt, insurrection, treason

反 （タン） variable measure of fabric (28.8 cm in width), for kimonos: at least 10 m in length, for haori: at least 7.27 m in length, for other clothes: at least 6.06 m in length, 300 tsubo (991.74 meters square, 0.24506 acres), six ken (10.91 m)

反物 （タンモノ） fabric, cloth, textiles, drapery, dry-goods, piece goods, measure of kimono material

減反 （ゲンタン） reduction (of crop size), reduction of acreage (under cultivation)

一反 （イッタン） one-tenth hectare

反故 （ホゴ） wastepaper, scrap paper

反古籠 （ホグカゴ） wastebasket

反る （そる） to warp, to curve, to arch, to bend, to bend backward (body or body part, e.g. fingers)

反らす （そらす） to bend, to warp, to curve

返す （かえす） to return (something), to restore, to put back, to turn over, to turn upside down, to overturn, to pay back, to retaliate, to reciprocate, to respond (with), to retort, to reply, to say back, to do ... back (e.g. speak back, throw back), to do again, to do repeatedly

返る （かえる） to return, to come back, to go back, to turn over, to become extremely, to become completely