同文网《英语词缀词根大全》以中高考及四六级考试大纲要求掌握的词汇为主，通过拓展同义前缀、同义后缀和同义词根，共收录了905个前缀、后缀及例句和练习题，可帮助读者了解单词的构词规律，是一部小型但内容丰富、功能实用的精编语言工具书。
| speci |
spect, spic |
spect, spic |
sper |
spers |
| spin |
spir |
splend |
spond, spons |
spond, spons |
| st, sta, stat, stan, stant, stin |
st, sta, stat, stan, stant, stin |
st, sta, stat, stan, stant, stin |
st, sta, stat, stan, stant, stin |
st, sta, stat, stan, stant, stin |
| st, sta, stat, stan, stant, stin |
stall |
stell |
stigm |
still |
| sting, stinct, stimul |
sting, stinct, stimul |
sting, stinct, stimul |
stitut, stit |
stitut, stit |
| strain, strict, string |
strain, strict, string |
strain, strict, string |
strat |
struct |
| sult |
sum, summ |
sum, summ |
sum, sumpt |
sum, sumpt |
| sur |
surg |
tach |
tact, tag, tig, ting |
tact, tag, tig, ting |
| tact, tag, tig, ting |
tact, tag, tig, ting |
tail |
tain, ten, tin, tinu |
tain, ten, tin, tinu |
| tain, ten, tin, tinu |
tain, ten, tin, tinu |
tard |
techn |
tect |
| tele |
temn, tempt |
temn, tempt |
temper, tempor |
temper, tempor |
| tempt |
tend, tent, tens |
tend, tent, tens |
tend, tent, tens |
tenu |