The Collaborative International Dictionary
Laconizing
Laconize \Lac"o*nize\, v. i. [imp. & p. p. Laconized; p. pr. & vb. n. Laconizing.] [Gr. ?. See Laconic.] To imitate the manner of the Laconians, especially in brief, pithy speech, or in frugality and austerity.
Wiktionary
laconizing
vb. (present participle of laconize English)