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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.
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isolate; retire from public life; segregate; seclude | |
essential; not imaginary; actual or real | |
expression, in speech or writing, of something, remarked or noticed | |
increase gradually in size, number, strength, or intensity; show a progressively larger illuminated area |
friction between body and surface on which it moves | |
echinoderms characterized by five arms extending from a central disk | |
erosion; exposure; the action of the elements on a rock in altering its color, texture, or composition | |
firm, unyielding, or determined; having decided purpose |
large orchestra; harmony, especially of sound or color | |
glowing; radiant; having a high polish or sheen | |
jump lightly; hop; bypass | |
explosively unstable; relating to volcanoes |
instruction; description; an act of specifying or making a detailed statement | |
import or export without paying customs duties | |
freshen; circulate through and freshen | |
give or bring back; return to its original condition |
go bad; rot; decay; become unfit for consumption or use | |
having a sharp inclination; of a near-vertical gradient; of a slope, surface, curve | |
glowing; radiant; having a high polish or sheen | |
singularity; specialty; quality of being one of a kind |
the layer of soil on the surface | |
get rid of; cast off; cause to pour forth | |
a law enacted by the legislature; decree or edict, as of a ruler | |
friction between body and surface on which it moves |
give up temporarily; yield; give up voluntarily; defer | |
groups of cells that make particular parts of the body; soft, thin paper | |
freshen; circulate through and freshen | |
firm, unyielding, or determined; having decided purpose |
friction between body and surface on which it moves | |
instruction; description; an act of specifying or making a detailed statement | |
forward; send from one person or place to another | |
existence; remaining alive |
going from one state of action to another | |
friction between body and surface on which it moves | |
freshen; circulate through and freshen | |
form of government; government in power; administration; prevailing social system or pattern |
hesitate as a result of conscience or principle | |
forward; send from one person or place to another | |
keep back, as for future use or a special purpose; keep or secure for one; retain | |
echinoderms characterized by five arms extending from a central disk |