~に満足する (be satisfied with)
grammar10 sentences
The verb 満足する ('to be satisfied') takes the source of satisfaction with に — '~に満足する' = 'satisfied with X.' 結果に満足する ('be satisfied with the result'), 仕事に満足する ('satisfied with one's work'), 生活に満足している ('content with life'). に marks the source of satisfaction, parallel to 'satisfied WITH' in English; joins a family of inward-facing emotional/mental verbs that take に.
End of results — 10 loaded.