~ TWAIN  id+ | DOUBLE |
^u       lit+ Samuel Langhorne CLEMENS [#] became
              Mark TWAIN [#]
     a PEN NAME related from
     PLUMB LINE USED BY RIVER PILOTS
     FOR CHECKING THE SHIFTING SANDS OF
             THE MISSISSIPPI RIVER
~ TWAYBLADE  biol> DOUBLE LEAF or TWO LEAVED ORCHID
~ TWELVE     id+ | DOZEN | from
             TWO plus TEN as in
     ukr DVY          = TWO
         DVANATCZIAT    TWELVE
     sp  DOCE           same
         DOS            TWO
         DUOCECIMO      TWO and TEN
    note 12 X 12  = ONE GROSS
    12 GROSS      = GREAT GROSS
    myth> ply> | IN THE OLYMPIC PANTHEON
                 THE DOZEN GODS SELDOM DOZED |
    hx> TWELVE OLYMPIC GODS
        TWELVE ZODIAC SIGNS
        TWELVE MONTHS
        TWELVE DAYS OF CHRISTMAS
        TWELVE TRIBES
    id+ | TWO SETS OF
             6 ORDINARY WORKING DAYS |
~ TWENTY     TWO TENS
~ TWIG       SPLIT BRANCH
~ TWILIGHT   TWO WAYS  DAWN or DUSK
             BETWEEN NIGHT AND DAY
~ TWILL      to make TWINE
~ TWIN  id+ | IDENTICAL TWINS ARE GENINI or
              MONOZYGOTIC or MZ |
     see> ZYGOTE
     see> ZOO
     id+ | FRATERNAL TWINS ARE SIBS thus
           DIZYGOTIC or DZ |
     sug> HETEROZYGOTIC
     note DUPLICATE
          DOUBLE
          DUO
     biol> MONOZYGOTIC TWINS or MZ
           STEM FROM A SINGLE
     see> ZYGOTE or FERTILIZED
     see> OVUM
     see> OOCYTE
     DIZYGOTIC TWINS or DZ START FROM
     TWO FERTILIZED EGGS BY THE SAME OR
     DIFFERENT FATHERS
         sug> PROMISCUITY
         med> HETEROPATERNITY
~ TWINE  ROPE STRING implicitly made from
             DOUBLE or TWO THREADS
~ TWICE  TWO TIMES  note ZWIEBACK below
~ TWIST  TURN BEND
~ TWO    id+ | A PAIR |
         note
  hx> ZWIEBACK from
  ger ZWEI = TWO for BAKED TWICE
  myth> APOLLO and HERCULES are examples of
  biol> FRATERNAL DIZAGOTIC TWINS
        HERCULES WAS ONLY HALF FRATERNAL TWIN
  BECAUSE HIS FATHER WAS NOT THE SAME AS THAT OF
  HIS HALF BROTHER
  see> ARTEMIS
  see> HERAKLES