ingenious

(adj.) showing remarkable originality, inventiveness, or resourcefulness; clever

instantaneous

(adj.) done instant; immediate

irk

(v.) to annoy, trouble, make weary

libel

(n.) a written statement that unfairly ir falsely harms the reputation of the person about whom it is made; (v.) to write or publish such a statement

misgiving

(n.) a feeling of fear, doubt, or uncertainy

oaf

(n.) a stupid person,; a big, clumsy, slow individual