DATA
DATABANK
DATABANKS
DATABASE
DATABASED
DATABASES
DATABASING
DATABLE
DATABUS
DATABUSES
DATABUSSES
DATACARD
DATACARDS
DATACOMMS
DATAFLOW
DATAGLOVE
DATAGLOVES
DATAL
DATALLER
DATALLERS
DATALS
DATAMATION
DATAMATIONS
DATARIA
DATARIAS
DATARIES
DATARY
DATCHA
DATCHAS
DATE
DATEABLE
DATEBOOK
DATEBOOKS
DATED
DATEDLY
DATEDNESS
DATEDNESSES
DATELESS
DATELINE
DATELINED
DATELINES
DATELINING
DATER
DATERS
DATES
DATING
DATINGS
DATIVAL
DATIVE
DATIVELY
DATIVES
DATO
DATOLITE
DATOLITES
DATOS
DATTO
DATTOS
DATUM
DATUMS
DATURA
DATURAS
DATURIC
DATURINE
DATURINES

64 words start with DAT.