roseate
adjective
[ ˈrəʊzɪət ]
• rose-coloured.
• "the early, roseate light"
• optimistic or idealistic.
• "his letters home give a very good, although somewhat too roseate, idea of how he lived"
Origin:
late Middle English: from Latin roseus ‘rosy’ (from rosa ‘rose’) + -ate2.