kneaded / needed 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. 👇
kneaded: (verb) make uniform.
needed: (verb) have or feel a need for. (adjective) necessary for relief or supply.
kneaded: NA
needed: n·IY·d·ah·d
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)