CLANGOR
clang, clangor, clangour, clangoring, clank, clash, crash
(noun) a loud resonant repeating noise; “he could hear the clang of distant bells”
clang, clangor
(verb) make a loud noise; “clanging metal”
clangor, clangour
(verb) make a loud resonant noise; “the alarm clangored throughout the building”
Source: WordNet® 3.1
Noun
clangor (countable and uncountable, plural clangors)
North America standard spelling of clangour.
Verb
clangor (third-person singular simple present clangors, present participle clangoring, simple past and past participle clangored)
North America standard spelling of clangour.
Source: Wiktionary
Clan"gor, n. Etym: [L., fr. clangere. See Clang, v. t.]
Definition: A sharp, harsh, ringing sound. Dryden.
Source: Webster’s Unabridged Dictionary 1913 Edition