RUMOUR
rumor, rumour, hearsay
(noun) gossip (usually a mixture of truth and untruth) passed around by word of mouth
rumor, rumour, bruit
(verb) tell or spread rumors; “It was rumored that the next president would be a woman”
Source: WordNet® 3.1
Etymology
Noun
rumour (countable and uncountable, plural rumours)
British, Canadian, New Zealand, Australia and Ireland alternative spelling of rumor
(obsolete) A prolonged, indistinct noise.
Verb
rumour (third-person singular simple present rumours, present participle rumouring, simple past and past participle rumoured)
Commonwealth standard spelling of rumor.
Source: Wiktionary