Answer:
Here is what Strongs has:
parousia parousia par-oo-see’-ah from the present participle of 3918; a being near, i.e. advent (often, return; specially, of Christ to punish Jerusalem, or finally the wicked); (by implication) physically, aspect:–coming, presence
teleioV teleios tel’-i-os from 5056; complete (in various applications of labor, growth, mental and moral character, etc.); neuter (as noun, with 3588) completeness:–of full age, man,
perfect. biblion biblion bib-lee’-on a diminutive of 976; a roll:–bill, book, scroll, writing.