10-Letter Words Ending: RUMS

• used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum

• made of dried flower heads of pyrethrum plants

• white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum

• spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum

• a difficult problem

• a lack of decorum

• an act of undue intimacy

• milky fluid secreted for the first day or two after parturition

• blood serum containing antibodies against specific antigens; provides immunity to a disease