parenteral
词形变化：
同义词：
mother | parental | maternal | paternal | genitor | rear | raise | father | folks | sire | nurture | predecessor | precursor | exemplar | source | agent | fountainhead | mainspring | cause | forerunner | ancestor | root | originator | antecedent | progenitor | producer | origin | primogenitor | forefather | forbears | creator | architect | author | protector | inventor | guardian | preserver | protectress | watchdog | nurturer | defender | foster | cherish | nourish | bring up |
反义词：
child |