profound; deep; deep (of a cave, etc.); innermost; interior
to level (earth); to cut through (a mountain); to split (the opposition); to break (strike)
100,000,000; one hundred million; 10^8
protuberance; bulge; protrusion; rise; uplift; upheaval
mountain-making movements; mountain building; orogenesis
chisel; burin; graver; gad; jumper
rail car (esp. a small one used in mines, logging, etc.); trolley; tram
outskirts (of a town); edge (of a town); just outside the city limits
to knead well; to polish; to refine
excessively spacious; unduly wide; sprawling
to dig down; to dig into (a matter); to delve into; to probe into
to burrow through; to dig through
impact (of a projectile); landing (of a bullet); striking
to fly about; to flutter about; to flit about; to fly past each other
the teens (10-19); teenage; the tenth generation
apparent age (of someone); rough age
previous time; last time; previous installment; previous instalment; previous session
crack; crevice; fissure; chap; rift
person who has great confidence (faith) in himself
one by one; one each; one at a time
to shun; to balk at (doing); to grudge (doing); to take (good) care of (esp. one's health)
patience; perseverance; persistence; tenacity; energy
to fade; to discolor; to discolour; to diminish; to fade (e.g. of a memory)
defect; fault; flaw; deformity; deficiency; shortage
strength; intensity; strong (e.g. glasses); powerful (e.g. lens); intense (e.g. fear)
quenching; hardening; tempering
proving ground; test site
increasing in size; becoming bigger; enlargement
carrying (on one's person); taking with one
aimlessly; unexpectedly (showing up); slowly swaying; staggering; moving feebly