Noah Webster
Confutable
CONFUTABLE, adjective [See Confute.] That may be confuted, disproved or overthrown; that may be shown to be false, defective or invalid; as, an argument or a course of reasoning is confutable
CONFUTABLE, adjective [See Confute.] That may be confuted, disproved or overthrown; that may be shown to be false, defective or invalid; as, an argument or a course of reasoning is confutable