Are happy is good?Why?

happy 1
Definition: Favored by hap, luck, or fortune; lucky; fortunate; successful; prosperous; satisfying desire; as, a happy expedient; a happy effort; a happy venture; a happy omen.


happy 2
Definition: Experiencing the effect of favorable fortune; having the feeling arising from the consciousness of well-being or of enjoyment; enjoying good of any kind, as peace, tranquillity, comfort; contented; joyous; as, happy hours, happy thoughts.

happy 3
Definition: Dexterous; ready; apt; felicitous.

happy 4
Definition: satisfied; enjoying well-being and contentment; "felt content with her lot"; "quite happy to let things go on as they are"

happy 5
Definition: exaggerated feeling of well-being or elation

happy 6
Definition: well expressed and to the point; "a happy turn of phrase"; "a few well-chosen words"; "a felicitous comment"

happy 7
Definition: marked by good fortune; "a felicitous life"; "a happy outcome"

happy 8
Definition: enjoying or showing or marked by joy or pleasure or good fortune; "a happy smile"; "spent many happy days on the beach"; "a happy marriage"

happy 9
Definition: experiencing pleasure or joy; "happy you are here"; "pleased with the good news"