SUG
Etymology 1
From the initial letters of selling under the guise of research.
Verb
sug (third-person singular simple present sugs, present participle sugging, simple past and past participle sugged)
(informal) To market a product or service by means of purported market research.
Etymology 2
Shortening.
Noun
sug (plural not attested)
(informal) sugar; sweetheart (as a term of endearment)
Anagrams
• GSU, Gus, ugs
Source: Wiktionary
Sug, n.
Definition: A kind of worm or larva. Walton.
Source: Webster’s Unabridged Dictionary 1913 Edition