DISCOURTEOUS
discourteous
(adjective) showing no courtesy; rude; “a distant and at times discourteous young”
discourteous, ungracious
(adjective) lacking social graces
Source: WordNet® 3.1
Etymology
Adjective
discourteous (comparative more discourteous, superlative most discourteous)
impolite; lacking consideration for others
Synonyms
• See also impolite
Antonyms
• courteous
Source: Wiktionary
Dis*cour"te*ous (; see Courteous, 277), a. Etym: [Pref. dis- +
courteous: cf. OF. discortois.]
Definition: Uncivil; rude; wanting in courtesy or good manners;
uncourteous.
– Dis*cour"te*ous*ly, adv.
– Dis*cour"te*ous*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition