hard-to-overcome obstacle; high hurdle; (lit.) thick wall
without; unless; have to do
to sting one's eyes; to make one's eyes smart
to become public; to become known; to come out in the open; to be formal; to be official
exclamation of surprised disappointment, disgust, or worry (yuck, ick, ack, eeew, crap!, blech, gross)
bump (e.g. on forehead); lump; protuberance; swelling
to make (someone) to meet; to let (someone) meet; to expose to; to subject to
for oneself; for one's own sake; on one's own account
low-altitude flying; having consistently poor results (grades, sales, etc.); barely scraping by; being on the verge of failing
isomorphism; same shape; same type; same pattern
ignoring (somebody); ostracizing; leaving (someone) out
unconfirmed; unidentified
derisory; negligible; minimal; nominal; imperceptible
storage; housing for equipment and machines; putting into computer memory
technical prowess; technical ability; technical finesse; technological prowess; technological capabilities
to break; to destroy; to wreck; to ruin; to break (a bill, etc.)
military officer; naval officer
exhausted; tired; withered; worn out; boiling until shapeless or mushy; tediously
jumping to a wrong conclusion
disk; discus; flying saucer; disc media (CD, DVD, etc.)
to set aside; to keep in reserve; to hold on to
keep ...-ing; have been ...-ing; leaving (something) on; leaving (something) still in use
to knock down; to shoot down; to lop off
solely; entirely; only; or
natural; understandable; reasonable; no wonder
without; unless; have to do
time of emergency; (in an) emergency
salty sea breeze; salt wind
to repeat; to do something over again