lengthen

v.延长，(使)变长

leisure, leisure centre, leisured, leisureliness, leisurely, leitmotiv (also leitmotif), lemming, lemon, lemon curd (also lemon cheese), lemon sole, lemon squash, lemon-squeezer, lemonade, lemur, lend, lend a helping hand to sb., lend itself to, lender, lending, length, lengthily, lengthy, lenience, leniency, lenient, leniently, Leningrad, Leninism, lens, Lent, Lenten, lentil, lento, Leo, leonine, leopard, leopardess, leotard, leper, leprechaun,