крикун

From крича́ть (kričátʹ) +‎ -ун (-un).

• IPA^(key): [krʲɪˈkun]

крику́н • (krikún) m anim (genitive крикуна́, nominative plural крикуны́, genitive plural крикуно́в, feminine крику́нья or крику́шка or крику́ха)

1. (colloquial) bawler; shouter; screamer, crier (someone who shouts or likes to shout, screams, yells or cries)
2. loudmouth; clamo(u)rer; squaller (one who talks too much or too loudly, especially in a boastful or self-important manner, someone who makes noise)
3. (derogatory, politics) propagandist; someone spreading negative and sometimes false information

• крик m (krik)
• крикли́вый (kriklívyj)
• крича́ть impf (kričátʹ), кри́кнуть pf (kríknutʹ)

• Dal, Vladimir (1880–1882), “кричать”, in Толковый Словарь живаго великорускаго языка [Explanatory Dictionary of the Living Great Russian Language] (in Russian), 2nd edition, Publication of the bookseller-typographer Wolf, M. O.