Answer: further

AnswerCrossword Clue
FURTHERAdvance, as one's cause
FURTHERMore out there
FURTHERAdditional
FURTHERAdvance, as a cause
FURTHERAdvance.
FURTHERAid
FURTHERGive an impulse to
FURTHERMore advanced
furtherto help forwardadv to a greater distance, also FARTHER
furthermore
furthermore distant or extended
furtherat or to a great distance or remote point
furtherdistant
furtherto or at a greater distance or extent
furtherto promote
furthermoreover