See also behavior; fear
invertebracy
the state or quality of being without a backbone, hence, metaphorically, spinelessness; lack of strength of character.
poltroonery
cowardice; cowardly behavior. —poltroon, n. —poltroonish, adj.
pusillanimity
a cowardly, irresolute, or fainthearted condition. —pusillanimous, adj.
recreancy
cowardice, treason, or disloyalty. —recreant, n., adj.