Answer: PITH

AnswerCrossword Clue
PITHInside stuff
PITHHeart or soul
PITHMeat
PITHMaterial for a topi
PITHWoody pulp
PITHKernel
PITHGist
PITH"Enterprises of great ... and moment": Hamlet
PITHCrux
PITHTropical helmet material
PITHMeatiness
PITHMeat of the matter
PITHMarrow
PITHCore.
PITHSoft substance in stem plants.
PITHSubstance.
PITHKernel.
PITHHelmet material in the tropics
piththe spongy central tissue in a plant stem
pithto sever the central nervous system of
piththe important part
PITHEssential element
PITHBitter part of an orange
PITHThe white stuff in an orange
PITHQuintessence
PITHHelmet type for a safari leader
PITHEssential part.
PITHSoft center
PITHSignificance
PITHTropical helmet material, perhaps
PITHSafari helmet material, perhaps
PITHType of helmet
PITHCrux of the matter
PITHSoft plant tissue
PITHHeart
PITH... helmet (safari wear)
PITHHelmet type
PITHEssential part
PITHSafari helmet material
PITHBare bones