Big Huge Thesaurus

inwardness

noun

• kernel
• substance
• core
• center
• essence
• gist
• heart
• heart and soul
• marrow
• meat
• nub
• pith
• sum
• nitty-gritty
• cognitive content
• cognitive state
• content
• introversion
• mental object
• position
• spatial relation
• state of mind

antonyms

• outwardness

sounds kind of like

• in writing
• inertness
• inheritance
• inheriting