mood / mooed are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
mood: (noun) verb inflections that express how the action or state is conceived by the speaker.
mooed: (verb) make a low noise, characteristic of bovines.
mood: m·UW·d
mooed: NA
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)