commonadjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi)adverb (fukushi)nouns which may take the genitive case particle `no'
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核心;かくしん
core/heart (of the matter)/point/crux/kernel
commonnoun
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殻;骸;から
shell/husk/hull/pod/chaff
commonnoun
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確かめる;慥かめる;たしかめる
to ascertain/to check/to make sure
commonIchidan verbtransitive verb
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確信;かくしん
conviction/belief/confidence
commonnounnoun or participle which takes the aux. verb suru