Underdo v. i. : To do less than is requisite or proper; -- opposed to overdo.

Underdo v. t. : To do less thoroughly than is requisite; specifically, to cook insufficiently; as, to underdo the meat; -- opposed to overdo.

Example:
How do I apply blush without it looking overdone or Underdone?

Taxonomy
Webster's New World College Dictionary, yourdictionary, pronunciation, dictionary, online dictionary, Your Dictionary, thesaurus, websters, synonyms, usage examples, quotes, transitive verb, Wiley Publishing, Publishing, Inc, Cleveland , Ohio, arrangement, John Wiley & Sons, Inc, Alternate.

Defination from the web:
underdo from Webster's New World College Dictionary. Meaning of underdo. Pronunciation of underdo. Definition of the word underdo. Origin of the word underdo. ... underdo. underdo definition. under·do (un′dər do̵̅o̅′) transitive verb underdid -·did′, underdone -·done ...