To make (something) appear larger by means of a lens, magnifying glass, telescope etc.
To make (something) larger or more important.
To praise, glorify (someone or something, especially God).
To make (someone or something) appear greater or more important than it is; to intensify, exaggerate.
To underestimate, or assign too low a value to.
To have too little regard for.
An undervaluation; a price or rate below the actual worth.