a class of nouns or pronouns or adjectives in Indo-European languages having the same (or very similar) inflectional forms; "the first declension in Latin"
the inflection of nouns and pronouns and adjectives in Indo-European languages
a gradual decrease; as of stored charge or current
the process of gradually becoming inferior
the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
an inferior state resulting from the process of decaying; "the corpse was in an advanced state of decay"; "the house had fallen into a serious state of decay and disrepair"
fall into decay or ruin; "The unoccupied house started to decay"
undergo decay or decomposition; "The body started to decay and needed to be cremated"