tending to float in a fluid.

capable of keeping a body afloat, as a liquid.

not easily depressed; cheerful.

cheering or invigorating.

adjective

heavy , weighted , depressed , down , heavy-hearted

adjective

afloat , airy , bouncy , floatable , floating , resilient , supernatant , unsinkable , weightless , animated , blithe , breezy , bright , carefree , cheerful , debonair , effervescent , elastic , expansive , full of zip , gay , happy , invigorated , jaunty , jovial , joyful , laid back , lighthearted , lively , peppy , sunny , supple , vivacious , hopeful , joyous , light , lilting , spirited , springy , volatile