support oneself; "he could barely exist on such a low wage"; "Can you live on $2000 a month in New York City?"; "Many people in the world have to subsist on $1 a day"
being of crucial importance; "a pivotal event"; "Its pivotal location has also exposed it to periodic invasions"- Henry Kissinger; "the polar events of this study"; "a polar principal"
supply with necessities and support; "She alone sustained her family"; "The money will sustain our good cause"; "There's little to earn and many to keep"
southeastern European plant cultivated for its fragrant purplish flowers and round flat papery silver-white seedpods that are used for indoor decoration