not ... at all

even if ...,...cannot

a feeling, sensation / an impression / an atmosphere

very, exceedingly, awfully / (before a negative form) not at all, at all, by no means

(chemistry) a benzene ring with two substituents in alternate positions / (chemistry) an oxyacid with relatively few water molecules

meta-

(cant, jargon) German silver

(slang) meta

movie, film

(linguistics, computing) metalanguage