mellow
verb.
soften, make mellow
Age and experience mellowed him over the years
verb.
become more relaxed, easygoing, or genial
With age, he mellowed
Synonym: mellow out, melt
verb.
make or grow (more) mellow
These apples need to mellow a bit more|The sun mellowed the fruit
adv.
in a mellow manner
Synonym: mellowly
adj.
unhurried and relaxed
a mellow conversation
Synonym: laid-back
adj.
having a full and pleasing flavor through proper aging
a mellow port|mellowed fruit
Synonym: mellowed
adj.
softened through age or experience
mellow wisdom|the peace of mellow age
Synonym: mellowed
adj.
slightly and pleasantly intoxicated from alcohol or a drug (especially marijuana)
Synonym: high