cause / caws 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. 👇
cause: (noun) events that provide the generative force that is the origin of something. (noun) a justification for something existing or happening. (verb) give rise to; cause to happen or occur, not always intentionally.
caws: (noun) the sound made by corvine birds. (verb) utter a cry, characteristic of crows, rooks, or ravens.
cause: k·AA·z
caws: NA
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)