Is the word " Customizable " a valid English word? Every time I write that word, the spell checker underlines it, and it suggests using "Customization" or "Customize". I'm not a native English speaker, but that word exists in online dictionaries so I wonder why the spell checker underlines it.

Context Explanation

We need to document a set of data processing rules. One of the rule is: "when the default style is changed, all items that have not yet been customized automatically receive these changes". In a c... Customized and Custom-made mean slightly different things.

Insight Material

Custom-made means that your product is made to order. Customized means that a person can personalize their order. If you wanted to convey both you could say "Customizable and Made-to-order" or even just "Custom-made and Customizable" (yes customizable is barely a word but that's not important because even if people look at it and think ... Snowclone: A snowclone is a customizable formulaic phrase that consists of a framework that can be adapted for different situations by changing some of the words. It's typically expressed in terms of the invariable part of the phrase with blanks represented by X, Y, and Z, for example, X is the new Y.

Final Conclusion

We need a term to describe an element with an customizable look (for example, if it's a text, one can customize its font and foreground color). Can we use the term "stylizable" for that?