ac,acr,acid sour 酸的
advance,advant old 古老
athl contest 竞赛
all,allo other,different 异
add to put to 加
arch,archy government,to rule 统治
ante,anti,ant before 前
aqua,aqu,aque,aqui water 水
aer,air,er,ar air 空气
ang,eng,ank,anch 弯曲
ahg to strangle 窒息
angula,angl corner,angle 角
andr(o) man,male 人,男人,雄性
anthrop(o) man,human 人类
aur,auri ear 耳朵
ard,ars 烧
ar,arthr,arthro 关节
arter,aterio,arteri 动脉
antho flower 花
am,em 拿
all,allo other 位置关系
alog(o) 痛
agro(o),agri 田地
agogue(ago) lead,leader 领导
aem,haenm(o),haemat(o),em,herm(o),hemat(o) 血
apt,ept,att fit 适当的
ali,al,alter,ulter,altru other 其他的,变更
ag,act,ig to dirve 驱使,做
alesc,esc,alit,olesc becoming 整/合
am,em,im,m to love,friendly 友爱
alt,haut high 高
avi,av bird 鸟
anim life,mind,breath 命
ambul,ambl to walk 行走
ann,enn year 年
aug,auct,aux to incr