difficult; tough; formidable; redoubtable; stubborn
brilliance; polish; lustre; luster; glossy finish (of photographs)
classification; categorization; sorting
important point; emphasis; iteration mark; colon (punctuation)
viewing as a problem; problematizing
to crown; to cap; to prefix with; to start with; to begin with
X; x; unknown quantity; an unknown
jet; spray; injection; jet propulsion
propulsive power; driving force
stoppage; coming to a stop; ceasing (movement, activity, etc.); suspension (of operations); suspension (of payment, licence, etc.); (temporary) prohibition
perforation; punching; boring; drilling
resonance; sympathetic vibration
science fiction; sci-fi; SF
your house; your home; your husband; your organization; you
to insert; to include; to incorporate; to cut in (printing)
cloud of dust (sand, etc.)
short joke; quick one-liner
to narrow in (on); to home in; to focus; to target
to gain an advantage; to enjoy an advantage; to turn the tables (on)
tight turn; adaptability; flexibility; maneuverability
tortoise; turtle; heavy drinker; turtle crest; turtle mon
having one's own way; giving free rein to one's desires; acting as one pleases
joint; seam; joining point
tip of an ear (of wheat, etc.); tip (of a brush, spear, etc.); point; spearhead
yakuza; gangster; mobster; useless; worthless; good-for-nothing
pronoun; synonym; classic example; pattern
to knock down; to tear down; to crush (e.g. enemy); to throw into confusion; to refute; to pick apart
decision; judgment; resolution
to incorporate; to include; to fill (a vessel) with
(one's) master; Lord; the main thing; the majority
large; large-sized; large-scale; big
middle-distance (races); intermediate-range (missile)