SURLILY
churlishly, surlily
(adverb) in a churlish manner; “the store owner treated his customers churlishly”
Source: WordNet® 3.1
Etymology
Adverb
surlily (comparative more surlily, superlative most surlily)
In a surly manner.
Source: Wiktionary
Sur"li*ly, adv.
Definition: In a surly manner.
SURLY
Sur"ly, a. [Compar. Surlier; superl. Surliest.] Etym: [Probably from
sir, and originally meaning, sirlike, i.e., proud. See Sir, and Like,
a.]
1. Arrogant; haughty. [Obs.] Cotgrave.
2. Gloomily morose; ill-natured, abrupt, and rude; severe; sour;
crabbed; rough; sullen; gloomy; as, a surly groom; a surly dog; surly
language; a surly look. "That surly spirit, melancholy." Shak.
3. Rough; dark; tempestuous.
Now softened into joy the surly storm. Thomson.
Source: Webster’s Unabridged Dictionary 1913 Edition