Having a feeling arising from a consciousness of well-being or of enjoyment; enjoying good of any kind, such as comfort, peace, or tranquillity; blissful, contented, joyous.
“Music makes me feel happy.”
Content, satisfied (with or to do something); having no objection (to something).
“Are you happy to pay me back by the end of the week?”
verb
Often followed by up: to become happy; to brighten up, to cheer up.
Often followed by up: to make happy; to brighten, to cheer, to enliven.