Sentence:  But I must warn you that chipboard floors are always likely to <WSD>squeak</WSD>. The material is still being used in new-builds, but developers now use adhesive to bed and joint it, rather than screws or nails. I suspect the adhesive will eventually embrittle and crack, resulting in the same <WSD>squeaking</WSD> problems as before. 
Meaning of the word marked with <WSD> tags:  To emit a short, high-pitched sound.