![]()  | 
Vocabulary Study Online By Level (VSOBL) is a Fast, Reliable, and Handy tool to prepare English exam vocabulary. (Available for all VIP accounts: US$2/Month). It has built-in word lists: 6000 IELTS words, 6000 TOEFL words, 5000 GRE words, and 3000 SAT words. You can load them by level with one click.
  | 
meager  | |
| New Known Review | |
meander  | |
| New Known Review | |
menagerie  | |
| New Known Review | |
noxious  | |
| New Known Review | |
nuance  | |
| New Known Review | |
nullify  | |
| New Known Review | |
obdurate  | |
| New Known Review | |
obfuscate  | |
| New Known Review | |
objective  | |
| New Known Review | |
oblique  | |
| New Known Review | |
obliterate  | |
| New Known Review | |
oblivious  | |
| New Known Review | |
obscure  | |
| New Known Review | |
obsequious  | |
| New Known Review | |
obsession  | |
| New Known Review | |
obsolete  | |
| New Known Review | |
obstreperous  | |
| New Known Review | |
obtuse  | |
| New Known Review | |
obviate  | |
| New Known Review | |
odious  | |
| New Known Review | |
officious  | |
| New Known Review | |
ogle  | |
| New Known Review | |
olfactory  | |
| New Known Review | |
ominous  | |
| New Known Review | |
omnipotent  | |
| New Known Review | |
omniscient  | |
| New Known Review | |
onerous  | |
| New Known Review | |
onus  | |
| New Known Review | |
opaque  | |
| New Known Review | |
ordain  | |
| New Known Review | |
ornate  | |
| New Known Review | |
orthodox  | |
| New Known Review | |
ossify  | |
| New Known Review | |
ostentatious  | |
| New Known Review | |
oust  | |
| New Known Review | |
overt  | |
| New Known Review | |
overwrought  | |
| New Known Review | |
palatable  | |
| New Known Review | |
pallid  | |
| New Known Review | |
palpable  | |
| New Known Review | |
panacea  | |
| New Known Review | |
paradigm  | |
| New Known Review | |
paradox  | |
| New Known Review | |
paragon  | |
| New Known Review | |
paramount  | |
| New Known Review | |
parasite  | |
| New Known Review | |
parched  | |
| New Known Review | |
pariah  | |
| New Known Review | |
parity  | |
| New Known Review | |
parochial  | |
| New Known Review | |
parody  | |
| New Known Review | |
parry  | |
| New Known Review | |
parsimonious  | |
| New Known Review | |
parsimony  | |
| New Known Review | |
partisan  | |
| New Known Review | |
pathos  | |
| New Known Review | |
patron  | |
| New Known Review | |
patronize  | |
| New Known Review | |
placid  | |
| New Known Review | |
plaintiff  | |
| New Known Review | |