Answer: mellow

AnswerCrossword Clue
MELLOWHardly harsh
mellowgenial
mellowto make more relaxed, agreeable, workable, etc.; soften or smooth
mellowto make mature (fully developed, also MATURATE) / well matured
mellowto become detached from worry, strife, stress, etc.; relax
mellowsoft and rich
mellowto make or become mellow
MELLOWBecome less stressed (with "out")
MELLOWChilled out
MELLOWSoft and sweet
MELLOWRipe plus
MELLOWBeck breakthrough "... Gold"
MELLOWRelaxed
MELLOWTone down
MELLOWFull-flavored
MELLOWSoft, sweet and juicy
MELLOWFully matured
MELLOWRipen.
MELLOWLike fine cheese.
MELLOWFull-flavored.
MELLOWEasygoing
MELLOWLaid-back
MELLOWBecome less stressed, with "out"