Created attachment 152725 [details] JVET-O0451.docx Almost all embedded WMF images have very bad kerning. I'm running Fedora 30.
Created attachment 152726 [details] Example
The Windows version is not affected.
Reproduced in Version: 6.4.0.0.alpha0+ Build ID: 9ee5ad5a0b84bfa652da34694ba4f75668f06087 CPU threads: 4; OS: Linux 4.15; UI render: default; VCL: gtk3; Locale: ca-ES (ca_ES.UTF-8); UI-Language: en-US Calc: threaded and Version: 4.3.0.0.alpha1+ Build ID: c15927f20d4727c3b8de68497b6949e72f9e6e9e
Created attachment 153070 [details] How it looks in MSO 2010