Difficult IELTS Words - Group 8

n. a body suspended from fixed point as to swing freely to and fro by the alternate action of gravity and momentum

a. capable of being perceived; cognizable; discernible; perceivable

n. conscious understanding of something; vision ability

a. striking one object against another sharply

n. lasting indefinitely long time; suggesting self-renewal; remaining active throughout all the time

n. publication that appears at fixed intervals

ad. in a regular periodic manner; intermittently

n. edge, especially of a round surface; surface of a solid; circumference

n. optical instruments that contain reflecting elements, such as mirrors and prisms; general or comprehensive view

a. liable to perish; subject to destruction or death or decay

v. spread or flow throughout; pervade

a. proper to be permitted; allowable; admissible.

a. vertical; upright; intersecting at or forming right angles; extremely steep

v. baffle; confuse

n. quality or state of being perplexed or puzzled; complication; intricacy; entanglement; embarrassment

v. pursue in a manner to injure, grieve, or afflict; beset with cruelty or malignity; harass; annoy

v. endure; be persistent, refuse to stop

v. continue; insist; persevere

v. sweat; excrete perspiration through the pores in the skin

v. belong; have connection with, or dependence on