词根词缀：grad-, -grade, -gred, -gree, -gress

【来源及含义】Latin: walk, step, take steps, move around; walking or stepping

【同源单词】ad eundem gradum, aggradation, aggression, aggressive, aggressively, aggressiveness

词根词缀：phys-, physo-

【来源及含义】Greek: breath, wind; pertaining to air or gas; bellows, bladder, bubble; swollen; as seen in many modern scientific terms

【相关词根词缀】 Cross references of word groups that are related, directly or indirectly, to: "air, wind": aello-; aeolo-; aero-; anemo-; atmo-; austro-; flat-, flatu-; pneo-, -pnea; pneumato-; turb-; vent-; zephyro-.

【同源单词】physocarpous, physocele, physocephaly, physocleistous, physogastrism, physograde

词根词缀：physic-, physico-, physi-, physio-, phy-

【来源及含义】Greek: nature, natural, inborn [to make grow, to produce]

【同源单词】abiophysiology, adenohypophysis, adenohypophysitis, aerophysics, aesthophysiology, anapophysis