[ska]

But this is also a word in common usage, and it already has a pronunciation: "key".

English is not a good place to go if you are looking for intuitive pronunciation.

[sturadnidge]

Nor consistency of pronunciation. Schedule / School is another good one if you’re in the UK.

[petepete]

And Nippl-e

https://youtu.be/hNoS2BU6bbQ

[kube-system]

Merriam-Webster lists ˈkwā as valid, and Cambridge lists kweɪ under an 'American Dictionary' subsection.