9-Letter Words Containing: O,P,R,U

• Any microorganism that has lost the ability to synthesize an organic compound required for its growth, usually as a result of mutation

• engage or engross the interest or attention of beforehand or occupy urgently or obsessively

• occupy or take possession of beforehand or before another or appropriate for use in advance

• any of numerous small slender long-tailed parrots

• a secondary and sometimes unexpected consequence

• a product made during the manufacture of something else

• a person who explains

• widely grown stout Old World hay and pasture grass

• small spiny West Indian tree

• The process or result of growing up; progress; development.