This ROOT-WORD is the Prefix SUB which means UNDER & BENEATH. This is a very useful ROOT with history both ancient and modern right down to our own SUBway. Please note the difference in accent of No. 7 and No. 8. They are the same word, but one is a noun the other a verb. Notice also the change in spelling of Nos. 9 and 10. The Latin verb mergere, to plunge, becomes mersus in the past participle. SUBurban comes from urbs, city. In ancient Rome the city was built on the hill for a position of safety. Outlying districts were below.
1. Subaltern : SUB altern (su bal’ tern) n.
Under another; inferior in rank
2. Subcutaneous : SUB cutaneous (sub kyu tay’ nee us) adj.
Under the skin
3. Subdivide : SUB divide (sub di vide’) v.
To cut up into small lots
4. Subdue : SUB due (sub dyue’) v.
To overcome; vanquish
5. Subconscious : SUB conscious (sub kon’ chus) adj.
Under the conscious level of the mind
6. Subfluvial : SUB fluvial (sub flue’ vi al) adj.
Placed under a river; as, a tunnel
7. Subject : SUB ject (sub ject’) v.
To place under control of another
8. Subject : SUB ject (sub’ ject) n.
A topic to write about; the underling of a king
9. Submerge : SUB merge (sub merj’) v.
To plunge under; as, submerge under a wave
10. Submersion : SUB mersion (sub mer’ zhun) n.
The act of placing completely under water
11. Submission : SUB mission (sub mish’ un) n.
The act of putting oneself under the control of another
12. Subpoena : SUB poena (su pee’ na) n.
A writ placing one under threat of punishment unless one appears in court
13. Subscribe : SUB scribe (sub skribe’) v.
To underwrite; sign one’s name under a contract; as, to subscribe to a magazine
14. Subsidize : SUB sidize (sub’ si dize) v.
To adi with public funds; as, subsidize a national theater
15. Substantiate : SUB stantiate (sub stan’ chee ate) v.
To make firm with support; as, substantiate the man’s claims
16. Subterfuge : SUB ter fuge (sub’ ter fyuje) n.
Deception; as, he escaped by a subterfuge
17. Substitute : SUB statute (sub sti tute’) n.
Someone who takes the place of another; as, a substitute teacher
18. Subterraneous : SUB terraneous (sub to ray’ nee us) adj.
Under ground; as, a subterraneous passage
19. Subversive : SUB versive (sub ver’ siv) adj.
Tending to undermine the government