ways / weighs 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. 👇
ways: (noun) structure consisting of a sloping way down to the water from the place where ships are built or repaired.
weighs: (verb) have a certain weight. (verb) determine the weight of. (verb) to be oppressive or burdensome; ,.
ways: w·EY·z
weighs: w·EY·z
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)