Answer:

dilutes

AnswerCrossword Clue
DILUTESWaters down
DILUTESThins out
DILUTESMakes weaker.
DILUTESWeakens by admixture.
DILUTESAttenuates.
DILUTESThins down.
DILUTESWaters down.
DILUTESThins
DILUTESWeakens
DILUTESAdds water to