Felicitous \Fe*lic"i*tous\, a. Characterized by felicity; happy; prosperous; delightful; skillful; successful; happily applied or expressed; appropriate. [1913 Webster] Felicitous words and images. --M. Arnold. -- {Fe*lic"i*tous*ly}, adv. -- {Fe*lic"i*tous*ness}, n. [1913 Webster]
felicitousness \fe*lic"i*tous*ness\ n. a pleasing and appropriate manner or style, especially of expression. Syn: felicity. [WordNet 1.5]